LiftMaster Sprocket, 40B19T, 1"B | LIF-K15-40B19LGH

This is a replacement Sprocket (40B19T, 1"B) compatible with LiftMaster^® Models GT and GSD Commercial Door Operators.

Genuine LiftMaster^® replacement part.

Compatible With:

• LIF-GSD
• LIF-GT

Also Known as:

• 15-40B19LGF
• G155501
• 15-40B19LGH