absoluteBLACK 1x Aerodynamic Direct Mount Oval Chainrings for SRAM are designed for SRAM cranks such as Force and Rival where the spider can be replaced with a direct mount chainring. This design is ideal for triathlon, criterium and time trial riding. Chainrings are crafted from CNC machined 7075 aluminum, and feature an anodized finish for exceptional durability. They have an ovality of 10.45% and timing of 108.3° after TDC (top dead center).
- Fits both GXP and BB30 spindle cranks
- Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding
- The unique patent-pending narrow-wide tooth profile keeps the chain in place
- Reduces possibility of cramps
- Eliminates need for using aero covers