absoluteBLACK Oval Narrow-Wide Direct Mount Chainring - 40t SRAM 3-Bolt Direct Mount 6mm Offset Black. absoluteBLACK 1x CX Oval Direct Mount 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 chainring is well-suited for cyclocross and gravel riding. Chainrings are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. Ovality has been optimized for each chainring size ranging from 10.2-12.1% with timing of 110.5-112.3° after TDC (top dead center).

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

Teeth have been 3D-machined for ultimate mud shedding and quieter operation

Provides excellent weight to strength ratio