Action Industries Shaft Coupler, 1.25" Bore

The Center Torsion Shaft Coupler is engineered to securely join two torsion shafts at the center, ensuring synchronized operation for your garage door system. Featuring a 1 1/4-inch bore and a 1/4-inch keyway, this coupler is a robust solution for high-torque applications. The two-piece design allows for straightforward installation and maintenance, while the included fasteners ensure a reliable connection.

Each side of the coupler is equipped with two set screws for a firm grip on the torsion shaft, while three serrated hex bolts and nylon serrated flange nuts deliver exceptional clamping strength. Ideal for both commercial and residential overhead door systems, this coupler is a dependable replacement or upgrade component.

Product Highlights:

• Type: Garage Door Torsion Shaft Center Coupler

• Bore Size: 1 1/4-inch

• Keyway: 1/4-inch

• Design: Two-piece, detachable for easy installation

• Fastening Hardware:

  • Three serrated hex bolts

  • Nylon serrated flange nuts

• Stability: Two set screws per side for firm torsion bar attachment