STS Pulleys with Ban-Lock

STS Pulleys without machine-shafting or keys.

Any STS Belt application (Ideal for pulley replacement in locations with limited or restricted access)


  • Demonstrates powerful, wedge-effect fastening
  • No backlash, so the shaft will not wear and the drive will run cooler
  • Keyless, so it can be installed on any position of the shaft
  • Excellent centering
  • Easy to install and remove