LiftMaster Mounting Bracket Disconnect, H, MH | LIF-K77-10897 sw420 arm hub The copper compound smothers the

The copper compound smothers the fire and provides an excellent heat sink for dissipating heat

Open/Close Time: 8 - 10 seconds

High Lumens: 76

using polypropylene-wrapped copper wires

LiftMaster Mounting Bracket Disconnect, H, MH | LIF-K77-10897 sw420 arm hub The copper compound smothers theLiftMaster Mounting Bracket Disconnect, H, MH LIF K77 10897 K77 10897 is a Mounting Bracket used to hold the disconnect chain compatible with LiftMaster Commercial Door Operator Models: H, MH, including N4 and N7 modifications for Model H. This part replaces the following legacy parts: 10 10893 K77 10704 10 40463 Genuine LiftMaster replacement part. Also known as: 10 10893 107011 10 40463 1010893 109027 K77 10704