Absolute Black Premium Dura-Ace/Ultegra 9100/8000 Oval Chainrings (Black) (2 x 11 Speed) (Outer) (50T) (110mm Shimano Asym. BCD)

Absolute Black Premium Oval 110 BCD Road Chainrings utilize Absolute Black’s top-tier design features to greatly improve traction and speed. They are designed for Shimano Dura-Ace 9100, Ultegra 8000 & 105 R7000 4-bolt cranks only. Optimized with smooth shifting in mind, premium chainrings have a 6-point ramp and recess design. Chainrings are crafted from CNC machined 7075 aluminum, and feature an anodized finish for exceptional durability. Features: Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding Chainring design reduces the possibility of leg cramps, and allows you to maintain a better cadence while climbing 10, 11, and 12-speed compatible If only switching the inner chainring to oval, use all original crank bolts Ramps on big rings are specially configured for combinations: 50/34, 52/36, 52/38, 53/39T Specifications: Chainring Shape: Oval Drive Type: 2x Speed Compatibility: 10 Speed, 11 Speed, 12 Speed Chainring BCD: 110mm Shimano Asymmetric Mount: 4-Bolt Material: Aluminum Color: Black Weight: –