LiftMaster 041A4885-4 Belt Drive Gear and Sprocket Kit LIF-893MAX This is a replacement Arm

This is a replacement Arm Assembly Kit

Mounting hardware and 22 counterweights not included

BFT DESME A15 Photocells Gate Opener Self-Aligning Through Beam Photo Eyes | BFT-P111526

The necessary decibel level varies by the unit's sensitivity setting: Sensitivity set at 0: The unit will not trigger at any decibel level

HySecurity SlideSmart DC

LiftMaster 041A4885-4 Belt Drive Gear and Sprocket Kit LIF-893MAX This is a replacement ArmLiftMaster 041A4885 4 Belt Drive Gear and Sprocket Kit This is a replacement Belt Drive Gear and Sprocket Kit. For use with various LiftMaster Belt Drive Garage Door Openers. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster 41A4885 4