OVERVIEW The SRAM Threaded Chainring Removal Tool – Including Back-Up Pin is essential for anyone using XX and XX SL D1 power meters with threadmount rings. This tool ensures you can remove your chainring properly and efficiently. FEATURES Comes with a backup pin for added security Necessary for removing threadmount chainrings on Transmission Power meters Whether you're maintaining your bike or making adjustments, the SRAM Threaded Chainring Removal Tool – Including Back-Up Pin is a reliable choice for your cycling toolkit.