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LiftMaster  |  SKU: K10-10203

LiftMaster K10-10203 Curved Door Arm for HCT Operators

Sale price $28.99 Regular price $39.00
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Core Details

Product Type Mechanical Component
Application Type Garage | Overhead
Installation Type Commercial | HOA
Mounting Type Bolt-On

Description

Curved Door Arm for LiftMaster Garage and Overhead Operators

The LiftMaster K10-10203 Curved Door Arm is a genuine OEM replacement part designed for LiftMaster medium-duty and overhead door operators. This precision-formed steel arm provides the proper linkage between the operator and door, ensuring smooth, balanced movement and reliable opening and closing cycles.

Key Features

  • OEM curved door arm for LiftMaster medium-duty and overhead operators
  • Designed for optimal door alignment and smooth mechanical motion
  • Heavy-duty steel construction ensures durability under repeated use
  • Compatible with both commercial and specialty overhead applications
  • Easy installation using existing mounting points

Technical Specifications

  • Model: K10-10203
  • Also known as: 1010203, 105004, 10-10203, 178B45
  • Type: Curved door arm replacement
  • Material: Formed steel
  • Compatibility: LiftMaster MT, BMT, HCT, and HCTDCULMC operators
  • Function: Connects operator trolley to door linkage assembly
  • Manufacturer: LiftMaster

Conclusion

The LiftMaster K10-10203 Curved Door Arm restores precise and stable door movement for medium-duty and overhead operator systems. Its OEM quality ensures a perfect fit and long-lasting performance in commercial or multi-unit environments.

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