Giới thiệu Tay Quay Xe Đạp Leo Núi 170mm Bcd 130mm Chất Lượng Cao
Description: Each pack contains 1 pair crank arms (left and right), 1 piece 68-73mm bottom branket, 4pcs chainring bolts, 1 piece crank screw. Made of premium aluminum alloy, lightweight, high axial strength and compatibility. Standard precision machining, ensure chain retention, increases service life, and reduces friction. Suitable for BCD 130mm folding bike, mountain bike and road bikes. 6.7in/170mm crank arm length without any overlap of crank arm and chain ring bolt. Specification: Material: Aluminum Alloy Arm Length: 6.7inch/170mm BCD: 130mm Color: Black, Silver Package Includes: 1 Set Crankset with Bottom Bracket Kit and Bolts Note: Please allow 1-3mm differences due to manual measurement Please understand that we cannot guarantee photos and the real color are 100% the same due to the light irradiation or computer display difference.