Speedline Parts | CNC'd Alloy Mini BMX Racing Cranks
These high-quality billet 7075 aluminum CNC cranks have a decade’s worth of winning heritage behind them. The arms are Precision CNC'd in North America and use a removable 5-bolt spider (included) or the Answer 1-piece chain wheel. We also provide you with the optional Speedline 104mm 4-bolt spider pictured above (sold separately)
The Speedline SX Mini Cranks have the highest strength-to-weight ratio of any mini crank on the market!
Available in: 115, 120, 125, 135, 140, and 145 lengths.
Colors include: Black Anodize with replaceable 5-Bolt Spider.