Bicycle BCD130MM Single Chainwheel Crankset Crank Chain for Folding Bicycle 53/56/58T

Material: aluminum alloy Features: Anode precision polishing technology Color: black, silver Length: 170 mm (handle length) Gift: 5 pairs of silver steel nails Name: Square hole crank + chain wheel Brand: LITEPRO Weight: Approx. 525 g (Left + Right) Material: Aluminum alloy Features: Anode precision polishing technology Color: Black, Silver Length: 170 mm (handle length) Presentation: 5 pairs Silver steel plate nail 1, the larger the number of teeth on the chain wheel, the larger the diameter, the faster it can ride, but at the same time the more laborious it is. 2. If you choose a chainwheel with a large number of teeth, please check whether its diameter will rub against the frame. Otherwise, you will need to replace the longer center shaft. 3. To replace a large tooth chainwheel, the chain must be lengthened! 4, Please make sure the BCD is 130 mm before purchasing!