52T Square Hole 170mm CNC Crankset Bicycle Crankset Chainring - Perfet

This product is suitable for retrofitting folding bikes, city bikes, and electric bikes. Supports variable speed freewheel.\n, high axial strength and compatibility.\nStandard precision machining, chain retention, increases service life and reduces friction.\nA good replacement for bicycle repair and upgrade, compatible with many bicycle models.\n170mm crank arm length without overlap of crank arm and chainring bolt.\nColor: silver\nMaterial: aluminum alloy\nPackage contents:\n1 * chainring with crank\n1 * crank\nOnly the above package content, other products are not included.\nNote: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.