RX Crankset No Spider, 172.5mm, Black NLS

- A two-piece hollow design allows for the removal of any unwanted material increasing stiffness and reducing weight\n- Tested to the same standards as our MTB cranks for confidence on or off road\n- Featuring a self-extracting axle-to-arm interface, simplifying fitting and removal \n- Fully CNC machined 7050 Aluminum for precise material removal\n- Unique expanding spline/arm interface\n- Versatile Spline mount for chainring/spider\n- 30mm oversized axle\n- Weight: 518g (172.5mm and 5 bolt spider, w/o BB)