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461-0002-08

Richard-Wilcox #31 Square Track 8ft Length Sold per Piece

  • Used with #7-6095 rollers
  • Replacement for #75 x14g but additional brackets are required for doors 400lbs-550lbs at a spacing of 1.5ft. Under 400lbs spacing is every 2ft
5-36-2

2" Vertical Track 14-GA 7'-3" (8' door) Sold per Pair

E/BLOP/116

Automatic Systems Anti-Corrosion Base

BEA-35-1566

BEA Power Cable RS-20US IS40

  • Replacement power cable only 35.1566
  • Replaces 35-1195
  • RS-20 US-Colored. Cable gland M16
ME210-C3

Miller Edge Black Rigid PVC Mounting Channel "L" Shape Sold by the Foot

  • Used on CPT-210 extrusion
15-50B50LGH

Sprocket 50 Teeth 1" Bore 1/4" Keyway w/SS

  • Same as 71-1550B50LGH
BPPN17516

Garex Bottom PVC Moulding Black for 1 3/4" Door U shaped 192" (16')

K94-37848-2

LiftMaster Electric Motor 1.5HP

  • Replacement motor for SL595151U •1.5HP 1PH 120/208-240VAC
RCB-DCB3-PRO

Pro Cut Handheld Chain Break #50 Chain Max Version 3

  • Adjustable chain holder accommodates #65 chain up to #50 chain
  • Quickly and easily handle chain rivet removal saving you time and effort
  • Includes two replacement pins inside the handle chamber
36310

Doorlec Flicker Relay OFF/ON 120V AC

31114

Doorlec Sprocket 410B09 5/8" Bore 3/16" Keyway

  • 9 tooth sprocket
GALV-343-6-L

Cut-to-Length Torsion Spring .343 x 6" Left Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
GALV-343-6-R

Cut-to-Length Torsion Spring .343 x 6" Right Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
D1101KH-C-S-SSV2A

Doorbird Classic IP Video Door Station Stainless Steel Surface-Mount

  • Video intercom including surface mounting housing
  • Keypad Module: Configurable via App Up to 500 individual PIN codes Individual events (e.g. trigger a relay HTTP(s) request)
  • LAN connection (PoE compatible)
  • 2-Way audio
  • Ultra-wide angle lens HD video 1080P night vision IR LEDs
  • 4D motion sensor
  • .......more details
KW011

Manaras Keystock 3/16 x 1"

  • Sold per piece
BPPN17524

Garex Bottom PVC Moulding Black for 1 3/4" Door U shaped 289" (24')

MA008

LiftMaster Pulley Gear Reducer 8"

  • Also known as: MA-008
  • Compatible with various LiftMaster® Gate Operators
CRBH505L5R

LiftMaster 1/2 HP 575 VAC 3 PH Commercial Hoist Operator Logic 5 with Carwash Modification ***No Longer Available

  • H-style operators include a floor level chain hoist to ease manual operation in an emergency or power outage.
  • The operators are typically mounted to the wall when used with larger sectional overhead doors with vertical or high lift and mounted to the wall or the front of the hood when used with rolling doors and grilles.
  • H operators are attached to the door jackshaft to indirectly drive the door.
  • With the addition of the 828LM MyQ technology enables the user to monitor and control their operator and light with their smartphone tablet or computer.
  • Alerts can be received as email or pop-up (push) notifications on a mobile device ensuring the status of your commercial door.
  • Security+ 2.0™ safeguards your facility – with every click a new code is sent to the commercial door operator so the door opens only for you.
  • .......more details
GAREX-24X12-CBRN

Garex Thermo Window Clear 24" x 12" Commercial Brown Frame

  • An original Garex window
  • Fits 1-3/4" thick door R16
GALV-343-6-144-L

Torsion Spring .343 x 6" x 12ft LH Galvanized Blue/Red

  • Wire size: .343
  • Inside diameter: 6"
  • Length: 12 ft
  • Galvanized
WHITING-COLDSVR

Whiting Cold Saver Panel Special Order- Made to Measure Quote Only

  • Special Order Sold by Quote Only
K41-0256-000

LiftMaster Interlock Harness IHSL24UL

5001-8-CREAM

Residential Side & Top Weather-Strip 8' Long - Cream

  • Painted aluminum retainer with flexible dual fin vinyl.
  • Residential use.
5001-16-SANDSTN

Residential Side & Top Weather-Strip 16' Long - Sandstone

  • Painted aluminum retainer with flexible dual fin vinyl.
  • Residential use.
IP-MDSF

CDVI Point of Entry Exterior Multi-Tenant Flush Mount Video Intercom System

  • Intercom system designed for multi-tenant residential and commercial properties providing video entry via IP with a free to download smartphone app.
  • Ideal for outdoor use on apartment buildings (up to 500 tenants) or commercial properties.
  • Features a 170 degree fisheye camera 5" touchscreen menu and integral dual technology card reader.
  • IP54 (recommended to be put under a canopy or covering)
  • Operating temperature: -10C to 50C
  • Stainless steel panel
  • .......more details
IP-MON

CDVI Interior Touch Screen Monitor for IP-MDS/IP-SDS Video Intercom System

  • Interior 7" touch screen TFT monitor for use with the IP-MDS/IP-SDS intercom systems in white.
  • IP system connects through the PoE system and also has a free to download app available on iOS and Android. The VDP app allows for users to connect with visitors at the door station and can control the door locks remotely.
  • Rectangular shape (available in square shape: IP-MONSQ)
  • SIP Server
  • Operating temperature: -10C to 55C
  • Call recording and built-in memory
  • .......more details
REDUCER012

Manaras Reducer DSM 70 44:1 FR56C

S504AL

LiftMaster Monitored Small Profile Resistive Edge w/Aluminum Channel 4ft

  • Meets 2016 UL 325 requirements Edge sends signal to stop and/or reverse operation when sensing obstructions
  • Fast easy to install mounts vertically or horizontally
  • Compatible with Wireless edge kit LMWEKITU Transmitter LMWETXU and LiftMaster Gate Operators with Monitored Safety Inputs
TDC41-12

LiftMaster Trolley Chain Pack #41 1200/2200LBS 12ft Door

  • Chain pack only
  • TDC41-12 is a #41 Chain Pack Kit for 12 Ft. Trolley Rail Assemblies.
  • For use with LiftMaster® MAXUM TDC 1200 and 2200 Series Standard-Duty and Industrial-Duty Trolley Commercial Door Operators; installed on 12' commercial doors
OGH-6232-M-N1-RH

Manaras 1/2 HP 208V 3Ph Gear Head Operator w/Monitored ECB N1 Eyes Right Hand

  • A heavy-duty worm gear industrial operator designed for use on industrial standard high and vertical lift sectional doors or rolling doors and grills.
  • Includes a self-engaging chain hoist for manual operation
  • 25 cycles per hour 80 cycles a day
  • Hoist on right side standard can easily be moved to the left in field
  • Full overload protection
  • BRACKET112 must be used for wall mounting
  • .......more details
OPJ-6433-M-N1

Manaras Heavy-Duty Jackshaft Operator 3/4 HP 480V 3 Ph Monitored ECB w/N1 Photoeyes

  • An industrial operator designed for use on standard high and vertical lift sectional doors
  • Can also be used on rolling doors and grills
  • It incorporates a floor level disconnect mechanism for manual operation
  • 25 cycles per hour 100 cycles per day
  • Continuous-duty single phase capacitor start or 3 phase motor open drip proof
  • Mechanical brake
  • .......more details
OTBH-6212-AM05

Manaras Trolley Operator 1/2 HP 240V 1Ph Monitored Board w/Eyes Apt. Model

  • The Silencio model is a low headroom apartment type operator designed for use on industrial standard lift sectional doors with high daily use requirements
  • 100 cycles per day
  • It incorporates a drum-shoe type solenoid brake.
  • Tracks are an extra 36 lbs per track
  • #41 full roller chain
  • Includes monitored N4X eyes (PHOTO 061)
  • .......more details
OPJ-6233-M-N1

Manaras Heavy-Duty Jackshaft Operator 3/4 HP 208V 3 Ph Monitored ECB w/N1 Photoeyes

  • An industrial operator designed for use on standard high and vertical lift sectional doors
  • Can also be used on rolling doors and grills
  • It incorporates a floor level disconnect mechanism for manual operation
  • 25 cycles per hour 100 cycles per day
  • Continuous-duty single phase capacitor start or 3 phase motor open drip proof
  • Mechanical brake
  • .......more details
8071-080

DoorKing MicroPlus 3-btn Rolling Code Transmitter

  • Keychain style remote
  • Black
  • Not compatible with HomeLink
  • Dimensions: 2.5 x 1.5 x .5 inches
2300-697

Linear Idler Wheel UHMW

110968.001

Overhead Door Limit Shaft Kit RMX

10-LHB

BEA LZR Housing Bracket

  • Housing bracket for the LZR-H100 sensor
BEA-35-1242

BEA 30' Harness 8-Conductor LZR

  • Power cable LZR-I100
GAREX-PAINT-IRN-ORE

Garex Touch-Up Paint Iron Ore

41A3589-2

LiftMaster 10ft Belt Assembly for Models '93-2000

  • For use with LiftMaster belt drive models 1270 1280 1280R.
  • Full belt assembly
  • For use with Chamberlain belt drive models 8100 8200 and 9200.
  • For standard 10 foot high garage doors
  • T rail assemblies ONLY.
SPR50B42X114-3/8

Sprocket 50B42 1-1/4" shaft 3/8" KW 2SS 5/16-18

  • 42 tooth sprocket for #50 chain
NEW-HAMP-XL

Garex Ready to Install Country Style Special Order

  • Insulated garage door designed to be energy efficient with R-16 thermal resistance value
  • With 11 vertical lines featured in the embossing adding a more contemporary touch
  • Door Thickness: 1 ¾" (4445 mm) / RSI 281 (R-16)
MGH-6534-M-N1-RH

Manaras 1 HP 600V 3P Jackshaft Monitored w/N1 Eyes Right Hand

  • A very heavy-duty worm gear industrial operator designed for use on Industrial standard high and vertical lift sectional or rolling doors and grilles.
  • It incorporates a chain hoist for manual operation with a floor level engaging device with electrical cut-out
  • Electrically activated drum-band type solenoid brake
  • Full overload protection
CLM125-HC

Linear Custom Credential Clamshell Card HID 125kHz Proximity Support 25 pk

  • Made of sturdy ABS plastic Off White
  • Complies with the Wiegand communication protocol and is compatible with certain HID prox card readers
  • Contactless: up to 8" read range
  • Supports printable 14 mil CR80 adhesive-back PVC cards
  • Sold in lots of 25
  • Same as: 830-00420
  • .......more details
29201

Doorlec Transformer 460V pr 120V sec 35VA

  • 460V prImary 120V secondary 35VA
GALV-393-6-L

Cut-to-Length Torsion Spring .393 x 6" Left Hand Wound Galvanized Orange Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-600-INSTALLED
  • Galvanized
GALV-343-258-R

Cut-to-Length Torsion Spring .343 x 2-5/8" Right Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
GALV-343-258-L

Cut-to-Length Torsion Spring .343 x 2-5/8" Left Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
GALV-331-334-L

Cut-to-Length Torsion Spring .331 x 3-3/4" Left Hand Wound Galvanized Red/White

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-334-INSTALLED
  • Galvanized
GALV-319-334-R

Cut-to-Length Torsion Spring .319 x 3-3/4" Right Hand Wound Galvanized Blue/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-334-INSTALLED
  • Galvanized
GALV-319-334-L

Cut-to-Length Torsion Spring .319 x 3-3/4" Left Hand Wound Galvanized Blue/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-334-INSTALLED
  • Galvanized
GALV-319-258-R

Cut-to-Length Torsion Spring .319 x 2-5/8" Right Hand Wound Galvanized Blue/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
  • Galvanized
GALV-319-258-L

Cut-to-Length Torsion Spring .319 x 2-5/8" Left Hand Wound Galvanized Blue/Green

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
  • Galvanized
GALV-312-258-L

Cut-to-Length Torsion Spring .312 x 2-5/8" Left Hand Wound Galvanized Yellow

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
  • Galvanized
GALV-306-258-L

Cut-to-Length Torsion Spring .306 x 2-5/8" Left Hand Wound Galvanized Red Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
GALV-283-334-R

Cut-to-Length Torsion Spring .283 x 3-3/4" Right Hand Wound Galvanized White Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-334-INSTALLED
GALV-250-258-R

Cut-to-Length Torsion Spring .250 x 2-5/8" Right Hand Wound Galvanized Price per Inch

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-258-INSTALLED
GALV-250-258-L

Cut-to-Length Torsion Spring .250 x 2-5/8" Left Hand Wound Galvanized Price per Inch

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-258-INSTALLED
GALV-250-334-R

Cut-to-Length Torsion Spring .250 x 3-3/4" Right Hand Wound Galvanized Price per Inch

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-334-INSTALLED
GALV-250-334-L

Cut-to-Length Torsion Spring .250 x 3-3/4" Left Hand Wound Galvanized Price per Inch

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-334-INSTALLED
2807.177*290

Whiting Spring Assby .177 x 2-3/16 x 29" Curbside

  • Replacement torsion spring with cones
  • Specs: .177 x 2-3/16" x 29" Long
  • For Roadside order part # 2806.177.290
2806.177*290

Whiting Spring Assby .177 x 2-3/16 x 29" Roadside

  • Replacement torsion spring with cones
  • Specs: .171 x 2-3/16" x 29" Long
  • Roadside
  • For Curbside order part # 2807.177*290
K23-34822

LiftMaster Open/Close Switch

  • For use with various LiftMaster® Commercial Slide Gate Operator Control Boxes
DOCK-SEAL-R100

Dock Seal R-100 Fixed Header Seal Price by Quote Only

  • Made to order - Price varies according to specifics
  • This model is ideal for door openings of 8′ wide x 8′ high
  • Standard Seals include two side pads with a fixed head pad and option for an adjustable head curtain.
  • 40 Oz Vinyl
  • Comes with full height yellow guide strips and option for wear flaps
  • Black Blue and Green are stock colors for other colors there will be a surcharge as well as longer production time
  • .......more details
GALV-243-258-L

Cut-to-Length Torsion Spring .243 x 2-5/8" Left Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
GALV-262-334-L

Cut-to-Length Torsion Spring .262 x 3-3/4" Left Hand Wound Galvanized Price per Inch

  • Priced per inch
  • For factory installed cones priced seperately - use part no. C-375-INSTALLED
GALV-234-258-R

Cut-to-Length Torsion Spring .234 x 2-5/8" Right Hand Wound Galvanized Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-258-INSTALLED
041D8993

LiftMaster Cover Silver 8365W 83650-267

  • Replacement LiftMaster® Cover.
  • Compatible with various LiftMaster® 8365W Series WiFi® AC Chain Drive Garage Door Openers; powered by myQ
GALV-283-2-L

Cut-to-Length Torsion Spring .283 x 2" Left Hand Wound Galvanized White Price per Inch

  • Priced per inch - cones sold seperately
  • For factory installed cones use part no. C-200-INSTALLED
K41-0381-000

LiftMaster Toroidal Transformer 700lb / 120VAC-240VAC

  • For Maxum ops
K41-0380-000

LiftMaster Bridge Rectifier 700/1200

  • For Maxum ops
K41-0410-000

LiftMaster 1200 Extended Duty Motor Gear Box Encoder Hoist

  • For Maxum Hoist 1200 Op
K41-0375-000

LiftMaster 24VDC Motor Gear Box Encoder (Jackshaft 1200)

  • Maxum J-1200
GT103L5

LiftMaster Heavy Industrial-Duty Trolley Op. 1 HP 208/230/460VAC 3PH *** No Longer Available

  • Suspended from the ceiling the operators are used on sectional overhead doors with a standard lift.
  • GT operators are directly attached to drive and control the door
  • MyQ® Technology enables you to securely monitor and control your facility operator and lights with your smartphone tablet or computer for greater peace of mind.
  • Requires 828LM MyQ Internet Gateway to connect to MyQ Smartphone App.
  • High-starting torque continuous duty motor with overload protection
  • Door speed approx. 11-12 inches per second
  • .......more details
R2T

Erone Radium Mini 2-Button Transmitter 433MHz

  • The RADIUM remotes are compatible with all standard 433 MHz RADIUM wireless receivers.
  • They have been designed with a high security coding system (KeeLoq® Hopping code).
  • A special algorithm ensures a continuous synchronization between the receiver and transmitter
  • Range up to 820 ft (250 m)
  • Two CR2016 batteries included
19-40010-SS

LiftMaster Roller Chain #40 Stainless Steel 10ft/pk

  • 10ft length
GX-200

Garex Ready to Install Door Grooved Special Order

  • Panel height 18* 21 and 24 inches (45 53 and 60 cm)
  • Panel width 1 ⅜": Up to 18 feet (548 m) 1 ¾": Up to 28 feet (853 m)
  • Door Thickness 1 ⅜" (3493 mm) / RSI 211 (R-12) 1 ¾" (4445 mm) / RSI 281 (R-16)
  • Windows 1 ⅜": Standard injected frame (1520 or 1542) 1 ¾": Standard injected frame (24x12 or 40x13)
  • Metal Thickness 26 ga Steel : 047 mm (00185 in) 23 ga Aluminum : 061 mm (0024 in)
  • Insulation: High-density polyurethane meeting the highest environmental standards
  • .......more details
OSH-6534-M-N1-LH

Manaras Opera-SH 1 HP 600V 3 Ph Monitored Board w/N1 Eyes Left Hand

  • An ultra high-end heavy-duty V-belt drive industrial jackshaft operator
  • For use on Standard High and Vertical Lift sectional doors
  • Can also be used on Rolling doors and Grilles
  • Comes with a chain hoist for manual operation and a floor level engaging device
  • Clearence: side room required 16"
  • 25 cycles per day > 100 cycles per day
  • .......more details
BEARING048

Manaras Flange 2-Bolt Flange Bearing ID 3/4" Black

  • Replaces BEARING044
2376.156.17.730

Whiting Torsion assembly .156 wire size 17" spring length 73" shaft

8087.207.320

Whiting .207 x 2-5/8 IN x 32" Curbside with Cones

  • An original Whiting assembly
K41-0253-000

LiftMaster Electric Motor INSL24UL

  • Compatible with LiftMaster® INSL24UL Series Industrial Lite-Duty Slide Gate Operators
CP-MO-34R-123/1

Lynx Electric Motor 3/4 HP-IR 115/230V 1 Ph

  • Electric motor only with instant reverse
GALV-393-6-144-L

Torsion Spring .393 x 6" x 12ft LH Galvanized Orange

  • Wire size: .393
  • Inside diameter: 6"
  • Length: 12 ft
  • Galvanized Stenciled
E/0172/166

Automatic Systems Spring Assembly

RGH-6214-MON-RH

Manaras 1 HP 240V 1Ph Rapido Gear Head Op. Monitored ECB Right Hand

  • Rapido version of model OGH
  • Includes PHOTO-061 Monitored N4X Thru-Beam eyes
22019

Doorlec Push Button Contact Block N/O

20W33A

LiftMaster Solar Kit 33-AH 12V ***Kit includes: 1x SP20W12V 1x A12330SGLPK & 1x K94-37236***

  • Kit includes: SP20W12V (1) SOLAR-PANEL KIT12V20W A12330SGLPK (1) BATTERY 12V33AHSINGLE K94-37236 (1) UNIVERSAL SOLAR HARNESS KIT-7AH & 33AH
  • Compatible with: RSL12ULMC gate opener
PL-A26-LENS

Lynx Front Light Lens LPL 455+

44-60-160

Extension Spring 10' Door - 160 lbs

  • Clipped ends
  • 44" long 60" stretch 160 lb load
GS-RA-01-BLACK

Guide Seal Reverse Angle Black Sold by the Foot

K72-12532

LiftMaster Output Shaft Kit J

  • Also known as: 308116010J 310-116010J 308116010JK 310116010J
  • Compatible with LiftMaster® Model J Commercial Door Operators
2237.1

Whiting Coldsaver Intermediate Panel 13-1/2" x 93-3/4" *** Price by Quote Only

  • Fits Coldsaver Roll-Up Doors
  • 1-1/8" thick 96" wide
MODKIT027

Manaras Universal Aux. Output Module B060 Field Install

  • MODKIT027 for field install simply plugs into the control board
  • Controls traffic lights
  • Works with BOARD060
  • Can only be used on operators with BOARD060 pre-installed for operators built prior to October 14 2010.
LPEXP

LiftMaster CAPXL Loop Detector Input Board

  • Automatically trigger a phone call to a guard or office when a guest arrives
  • Mounts inside of CAPXL
  • Works with CAPXL and LOOPDETLM Plug In Loop Detector (Each sold separately.)
  • Operating Temperature -20°F to 130°F (-29°C to 54°C)
  • Dimensions: 2.8” x 2.3”
CAPXSTKPL

LiftMaster Trim Kit with Postal Lock for CAPXS

  • Trim plate with integrated postal lock cover exclusively for installing with Model CAPXS – Smart Video Intercom S
  • Pre-Wiring included for postal lock device (not included).
  • Provides a clean aesthetic installation when the application calls for a postal lock while also helping hide remnants of a previous installation
  • Dimensions: 14” x 6.5” x 1.4”
CAPXSTK

LiftMaster Trim Kit for CAPXS

  • Trim plate exclusively for installing with Model CAPXS – Smart Video Intercom S
  • Provides a clean aesthetic installation helping hide remnants of a previous installation.
E14400M

Cable Tie KSPEC 40 LB Black 14" Nylon 1000/pkg

  • Length: 14" Width: 3.6MM (0.140")
  • Low insertion and pull through force
  • Advanced pawl and teeth design
  • Angled tail provides quicker initial insertion alignment
  • Tail finger grips allow easier handling and tightening
  • Rounded edges provide added safety and eliminate insulation damage
  • .......more details
TDC12X1BMC

LiftMaster MAXUM Trolley DC Comm. Op 3/4HP Equivalent 120/240V 1PH 60 Cycles/Hr 1200LB

  • Smooth Start/Stop Operation - DC high-efficiency motor and gearbox provides the power needed and smooth start and stop to reduce wear-and-tear on your door and operator.
  • Faster Speed - Average of 12” per second opening on sectional doors.
  • Battery Backup Option - (battery backup kit sold separately DC7AH).
  • Floor-Level Wall Controller - 4-line LCD display gives you access to programming troubleshooting and diagnostics at floor level saving time and money.
  • Wi-Fi® and myQ® - Easily connect to myQ Facility via Wi-Fi for visibility into what is happening at your door and control it from your web browser; no need for additional hubs or accessories. Know what accessories activate the door (remote transmitter keypad etc.)
  • Drive Type 65:1 Gearbox with #50 Chain Output
  • .......more details
GHW-383-1HP-RH

Doorlec Industrial Gear Head Door Operator 1 HP 208V 3P with ECB and Nema4 modification

  • Extra heavy-duty industrial-type electric door operator for damp environments.
  • Worm gear reducer 40:1 ratio
  • #50 roller chain and sprockets from operator shaft to door shaft. (#60 chain optional)
  • Door speed: 7 inches per second (approx.)
  • Adjustable torque limiter (also called friction clutch)
  • Rotary type limit switches
  • .......more details