ROCKBROS Bike Grips Foam Single Lock on Bicycle Soft Comfortable Non-Slip Bike Handle Grips Color:Red-Red which makes it really hard

which makes it really hard for thieves to mess with

The bike smart u lock adopts a solid thickened lock beam

【USB RECHARGEABLE】Built-in a 2000mAh rechargeable battery

also effectively avoid the trouble of overheat or collect moisture due to plastic cover over your phone in summer

Alloy Steel

ROCKBROS Bike Grips Foam Single Lock on Bicycle Soft Comfortable Non-Slip Bike Handle Grips Color:Red-Red which makes it really hardMATERIAL: Bike Grips are Made of high quality non slip sponge for durability, with single aluminum alloy lock on system STANDARD SIZE: The length of bicycle grips is 5. 11inch , fits for the handle bar of more than 90% of bike with diameter of 0. 87in(22. 2mm), such as BMX, mountain, MTB, beach cruiser, scooter, folding, downhill, commuter bicycle etc. HIGH DENSITY SPONGE: thick sponge, non slip, sweat absorbent and shock resistant, mountain bike