Chainrings

absoluteBLACK Premium Oval 110 BCD Road Chainrings utilize absoluteBLACK's top-tier design features to greatly improve traction and speed. They are for use with all pre-2014 Shimano 5-bolt cranks, such as Dura-Ace FC7950, Ultegra FC6750, Shimano 105 5750, and more. 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. - 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 - Use with absoluteBLACK long chainring bolts - If only switching the inner chainring to oval, use all original crank bolts - 6.5% ovality is ideal for road climbing

The EX1 drive train was designed specifically for the demands of electric-assist mountain bikes: a wide gear range with bigger jumps between gears and sturdy components to handle higher torque loads. Liberal use of features found on SRAM’s high end MTB parts provide high value, quiet operation and ease of service. - X-Sync (wide-narrow) tooth profiles for great chain management - Compatible with Bosch mid-drive E-bike systems - Material: Steel - Size/BCD: Direct mount - Recommended Group: EX1

RaceFace Narrow Wide Chainrings feature tooth profiling for chain retention and a blend of weight and durability suitable for XC, DH, and everything in-between. - 7075-T6 aluminum, aerospace grade strength - Compatible with 9, 10, 11 and 12 speed - Stiff 4mm plate thickness and I-beam construction transfer loads without flexing - Reversible laser etched graphics - Non-threaded bolt holes

- New Wave Technology tooth profile. Alternating teeth for better chain retention - Stamped and machined manufacturing with hard black anodizing for durability - Works with 1x10/11/12sp SRAM and Shimano chains - 104 BCD 30T is threaded and needs an M8 bolt with min 7.5mm length threads - Unauthorized online sales are prohibited by the manufacturer

FSA Pro Road Chainrings deliver flawless shifting for any road drivetrain. - Precision CNC machined AL7075/T6 alloy

Dimension Chainrings. - No ramps, pins, or shift aids