LiftMaster K07-8003 Lower Crank for BG770 Barrier Arm

Replacement Lower Crank for BG770 Barrier Arm Actuation

The LiftMaster K07-8003 Lower Crank is a direct replacement component designed for BG770 barrier gate operators. This part plays a critical role in mechanical motion transfer, supporting the barrier arm's lift and lower cycle with reliable torque control. Engineered to maintain the integrity of secure entry points, it meets the rigorous operational standards of Elite Gates' perimeter control systems.

Key Features

• Secure Motion Control – Maintains reliable movement of the barrier arm in swing-up/down cycles
• Precision-Machined Build – Solid steel construction for durability under frequent use
• Direct Compatibility – Designed specifically for the LiftMaster BG770 barrier operator
• Mounting Hole & Set Screw – Ensures a firm mechanical interface with shaft assemblies
• Elite-Approved – Trusted by professionals maintaining secured vehicular access points

Technical Specifications

• Model: K07-8003 (also known as 07-8003, G078003)
• Material: Steel
• Compatibility: LiftMaster BG770 barrier gate operator
• Mount Type: Lower crank with set screw and offset mounting hole
• Function: Arm-lowering mechanism for swing barrier

Conclusion

The LiftMaster K07-8003 Lower Crank reinforces the operational integrity of BG770 barrier systems used in security-critical environments. Built to factory specifications, it provides reliable motion control for applications requiring consistent arm actuation.