LiftMaster K72-12789 Hand Chain Shaft Kit (1/2-2 HP)

SKU:: K72-12789

MSRP: $304.75

$277.05

(You Save $27.70)

Usually Ships 4 to 7 Business Days

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brand-url:: /brand/liftmaster/
brand-name:: LiftMaster
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Product Description
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Product Manual

The LiftMaster K72-12789 Hand Chain Shaft Kit is a complete OEM replacement set designed for 1/2 to 2 HP commercial door operators. Built for durability and precision, this kit includes all the essential components to restore reliable chain hoist operation on your LiftMaster system.

The assembly comes with a 3/4" ID bevel gear, hand chain guide, hand chain shaft, 3/4" ID bearing, nyliner bearing, compression spring, chain wheel, washers, roll pins, and E-rings. Each part is engineered to meet LiftMaster’s factory specifications, ensuring smooth, long-lasting performance.

This kit is also cross-referenced under several part numbers, making it a versatile replacement solution for multiple LiftMaster operator models.

Product Highlights

Model: K72-12789
Genuine LiftMaster OEM replacement part
Designed for 1/2–2 HP commercial operators
Complete kit includes:
- Bevel Gear (3/4" ID)
- Hand Chain Guide
- Hand Chain Shaft
- Bearing (3/4" ID)
- Nyliner Bearing
- Compression Spring
- Chain Wheel
- Washers, Roll Pins, & E-Rings
Cross-referenced part numbers:
- 10-10882R1, 11-11105, 75-10884, K75-10884, 1111105, K11-11105