- The ideal add-on to your power meter, Ochain or E-Bike spider mount - The benefits of a titanium chainring include reduced wear and better impact resistance. Designed for those who put down the watts and push for yearly altitude goals - With proper drivetrain maintenance, will last 3 times longer than an aluminum ring - Included with every 104BCD ring is a Park Tool Bolt Removal Tool - Compatible with SRAM and Shimano chains