the GT20 PRO is both lightweight and incredibly strong:

With precise braking control

Integrated front and rear LED lights improve visibility during early morning

The PVY Z20 PRO EVO's torque sensor detects pedal force

bike lock mountain bike portable security 4 digit code bike lock for bicycle motorcycle scooter Color:black 65cm the GT20 PRO is bothSPECIFICATIONS Brand Name: NoEnName_Null Choice: yes Hign concerned Chemical: None Material: Steel Origin: Mainland China Size: 10. 5*11. 5cm Type: cable lock Specification Name: Ring Lock ColorBlack Material: zinc alloy + PVC Product features novel shape, small and portable, soft PVC plastic coated, soft and comfortable. Four digit password, safe and convenient, 10,000 kinds of arrangement, password security is more secure (initial password: 0000)