Keyless Timing Pulley Connection System

The best keyless timing pulley connection system on the market is the Concentric Maxi Torque bushing connection system designed and patented by Custom Machine and Tool Co., Inc.  A single screw locks the low taper angle split bushing in place and eliminates all of the existing attachment issues.

Need a custom timing pulley with the Concentric Maxi Torque keyless bushing system?  Upload your print on our custom pulley quote page.  CAD models also available on request for the bushing and hub component of the system for integration.