The LiftMaster 10-10166 commercial garage door operator clutch plate from Garage Door Supply Co. is a replacement part for numerous LiftMaster operator models. The LiftMaster 10-10166 clutch plate is compatible with LiftMaster T, MT, APT and BMT model trolley operators. This part is compatible with LiftMaster GSD Series slide doors, as well as LiftMaster operator models J, MJ, HJ, MH and H.Product Highlights: