The LiftMaster 12D630 garage door opener front bracket for light sockets and limit switch assemblies is an OEM replacement part from Garage Door Supply Co. for LiftMaster and Chamberlain residential screw drive garage door openers. The bracket secures the operator's light sockets and limit switches on your operator.The LiftMaster 12D630 front bracket is compatible with LiftMaster screw drive operator models 2110, 2220, 3110 and 3220. It's compatible with Chamberlain residential screw drive operator models PD420, PD460-2, 9950, 9950D, 9960, 7902, PD420D, PD422D and PD462D.Product Highlights: