LiftMaster K72-13057 Clutch Shaft Kit for APT Operators dks-1602 Operating Speed: 13-16 seconds per

Operating Speed: 13-16 seconds per 90° swing

15” (W) x 5

Simple installation near any suitable high-voltage source

or DIY enthusiasts who need to replace a damaged or weathered enclosure while retaining the original control board and display

and included mounting accessories

LiftMaster K72-13057 Clutch Shaft Kit for APT Operators dks-1602 Operating Speed: 13-16 seconds perReplacement Clutch Shaft Kit for APT Trolley Operators The LiftMaster K72 13057 is a genuine replacement clutch shaft kit built for LiftMaster APT commercial apartment house trolley operators. If your operator is slipping, not transferring torque consistently, or needs a drivetrain refresh, this kit replaces the clutch shaft assembly components to restore proper drive engagement. Always confirm compatibility using your operators manual or replacement