CR1 Crank Spindle

Our CR1 cranks are designed to be compatible across different platforms, from dirt jumpers to downhill bikes. Choose the width for your application and install them on your CR1 crank arms with ease. WHICH SPINDLE DO I NEED? Choosing the correct spindle depends on your bike's frame and drivetrain setup. But as a general rule of thumb, compatibility is as follows: 130mm Spindle – Dirt Jump and Boost bikes 136mm Spindle – Most modern Trail and Enduro bikes with DUB Boost wide spacing 145mm Spindle – Downhill bikes If you're unsure which spindle is right for you, check your bike manufacturer's website for your specific bike's sizing and spacing or check out our compatibility chart. *CR1 SPINDLES ARE MEANT FOR SRAM DUB BOTTOM BRACKETS ONLY* SPECIFICATIONS 29mm crank spindle diameter (compatible only with SRAM DUB bottom bracket) Machined from 7075 T6 aluminum high polish black anodized WEIGHTS: 130mm spindle = 104g 136mm spindle = 107g 145mm spindle = 113g