LiftMaster Dual Sprocket, 41-32T/48-14T | LIF-K15-10923 4281161 Must use one trolley track

Must use one trolley track per ATSW operator

Locks in warmth with a reflective lining

the 50mm diameter objective lens can gather light needed for viewing in low-light conditions like dusk or dawn

Exterior Materials: Flexible PVC

Signal-Tech TCILH Horizontal Replacement Kit TCILH-CB-RGH | SIG-42241

LiftMaster Dual Sprocket, 41-32T/48-14T | LIF-K15-10923 4281161 Must use one trolley trackLiftMaster Dual Sprocket, 41 32T 48 14T LIF K15 10923 This is a Dual Sprocket, 41 32T 48 14T Replacement Kit for use with LiftMaster J, H, and HJ Models, and various Industrial Duty Commercial Door Operators. Genuine LiftMaster replacement part.