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Commercial Door & Gate Operator Modifications

65-92131

LiftMaster Dual Aux Trolley Mod. M15 #41 Chain for 12ft High Door

Provides drawbar-type operation on very wide (over 22 ft) standard lift sectional doors where a side-mount op. is preferred over a drawbar op.
Includes up to 12ft of Tracks
For H/J/GH

65-52081-16

LiftMaster Dual Trolley Mod. #41 Chain for 16ft High Door Includes (2) 16' (Actual length 227") Tracks and (1) Round Bar 240"

Provides drawbar-type operation on very wide (over 22 ft) standard lift sectional doors where a side-mount op. is preferred over a drawbar op.
Includes 16ft tracks Round Bar 1" x 20'
For H/J/GH

MOD060-14FT

Manaras Auxiliary Trolley #41 Chain Modification Only

Provides drawbar operation of a standard lift door with the use of a jackshaft operator
Includes tracks for doors up to 12' high. Additional fee for over 12'
Maximum door width 22'

MOD060-12FT-MAX

Manaras Auxiliary Trolley #41 Chain Modification Only

Provides drawbar operation of a standard lift door with the use of a jackshaft operator
Includes tracks for doors up to 12' high. Additional fee for over 12'
Maximum door width 22'