LiftMaster Feather Key Kit | LIF-K80-14414 sl580 torque limiter The most common installation is

The most common installation is the loop tied directly to the rebar before concrete is poured

including 6 screws are 3 different sizes fit different door thicknesses: Large 2

Trolley with disconnect disengages operator for manual lifting in an emergency

Designed for 7/16" F connectors

LiftMaster Feather Key Kit | LIF-K80-14414 sl580 torque limiter The most common installation isLiftMaster Feather Key Kit LIF K80 14414 K80 14414 is a Feather Key Replacement Kit. For use with various LiftMaster Gate Operators and Commercial Door Operators. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Compatible with: LIF GT LIF SL585GL LIF T