Convenient Useful Quick Release Design Seat Post Clamp Binder for Outdoor Sports Bike Bicycle Black 6 X 55mm Pole

This is a quick release seat post clamp. You can adjust or remove your bike saddle with it. Description: Small kit, convenient to take Quick release design Two plastic cushion, one metal cushion The Length of Pole: 2.17"/ 55mm Diameter: 0.24"/ 6mm Color: Black Package Includes: 1×Seat post clamp