eBikeling Waterproof Rear/Front Electric Bicycle Conversion Kits (No Battery)

No more brakes in the middle of your ride because you feel tired! Choose your bicycle tire size, easily convert your bike and enjoy your ride! Spoke Size: 122 mm 12G Carbon Steel Copper Nipples 214 mm 12G Carbon Steel Copper Nipples 234 mm 12G Carbon Steel Copper Nipples 195 mm 12G Carbon Steel Copper Nipples.