Feature: The Crank is compatible with single, double, and triple speed chainring,not only high compatibility,and ultralight,with high strength axle.Narrow wide chainring will grip the chain perfectly, prevent chain drops, and they both are made of aluminum allo,CNC machining.We provide 6colours,30-52T(all teeth)to choose, if you buy a whole set "Chainring+Crank"this combination, the price is very favorable and the overall installation effect is also very good. Our products are shipped from real US warehouses,0-1 days handling time,provide Premium Service,so that you will receive the product quickly. Crank description: Brand: BUCKLOS Crank Arm length: 170mm Material: 7075-T6 Aluminum alloy Compatible: Single and double, Triple chainring Bolt Center Diameter: 104mm BCD Weight: about 541g (ri.
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