【New narrow and wide tooth design】:The new narrow-wide teeth design increases chain retention, wear life, and reduces friction and noise.
【High strength aluminum alloy】:Adopting aluminum alloy T6 heat treatment and integrated forging processing to achieve high strength, not easy to rust, wear-resistant, and corrosion-resistant, with a compact and superhard structure.
【Fully CNC lightweight design】:Adopting high-quality aluminum alloy 3D integrated forging forming, fully CNC precision cutting, beautiful and elegant special structural design.
【Tips】:Suitable for most of Shimano and Sram cranksets, Please confirm that your crank BCD specification is correct before purchase.