Chainrings

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

Origin-8's BMX/SS/Fixie Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with BMX, fixie and track drivetrain components. They have an attractive and corrosion-resistant anodized finish.

Origin-8's Alloy Blade Chainrings are CNC-machined out of tough, light and durable 6061-T6 aluminum and are compatible with 8- and 9-speed drivetrain components. They have an attractive and corrosion-resistant silver anodized finish.

Origin-8's Alloy Blade Chainrings are CNC-machined out of tough, light and durable 6061-T6 aluminum and are compatible with 8- and 9-speed drivetrain components. They have an attractive and corrosion-resistant silver anodized finish.

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

Origin-8's Alloy Ramped Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with 8-, 9- and 10-speed drivetrain components. They have ramped teeth and are pinned for superior shifting and durability, and feature an attractive and corrosion-resistant black anodized finish.

- DualHex kits: 5mm-broach bolts with 6mm-broach nuts for secure 2-wrench assembly - Triple kit can be used on 5-arm or 4-arm mountain/road cranks (includes 5 inner chainring bolts in addition to middle/outer bolt/nut set)

- Wide tooth profiling prevents chain drop without a chainguide - Compatible with 9/10/11 speed chains, allowing a 1x setup on most drivetrains - Constructed in Canada from 7075 aluminum

- For use with Shimano XTR M960 crankset - CNC-machined 7075-T6 aluminum with modified shift gates and special profiles to allow flawless shifting - Middle and outer chainrings have strategically-placed stainless steel pins to further enhance shifting - 5mm thick middle ring, 4mm thick outer ring - Anodized black with laser-etched graphics

Origin-8's BMX/SS/Fixie Chainrings are CNC-machined in the USA out of tough, light and durable 6061-T6 aluminum and are compatible with BMX, fixie and track drivetrain components. They have an attractive and corrosion-resistant anodized finish.

Origin-8's Alloy Blade Chainrings are CNC-machined out of tough, light and durable 6061-T6 aluminum and are compatible with 8- and 9-speed drivetrain components. They have an attractive and corrosion-resistant silver anodized finish.

The SRAM X-Sync Steel 1x chainrings are the perfect replacement ring for the cost conscious with added durability of steel. The same SRAM X-Sync technology at a price well below competitors’ imitation “narrow wide” rings. Best performing chainrings at the best price. - Compatibility: Compatible with all SRAM 1x cranks, DM 28-tooth ring is not compatible with 30mm cranks that require a 0mm offset ring

Narrow/Wide tooth design for chain retention on 1x systems - 10 or 11 speed compatible - Mud clearing channels - CNC 7075 Swiss Alloy

Narrow/Wide tooth design for chain retention on 1x systems - Oval shape for increased power and efficiency - 10 or 11 speed compatible - Mud clearing channels - CNC 7075 Swiss Alloy

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

The all new Turbine 11 Speed rings are ready to ride. Completely redesigned from the ground up, these rings shift like nothing else. The Turbine rings are machined from 7075 aluminum, so they are built to last. Rings are CNC'd from 7075 alloy, creating a ring with instantaneous smooth and quiet shifting, even under load. These 2x rings are super stiff at a minimal weight, resulting in a ring that demonstrates sharp and quick shifts while being highly resistant to impacts.

- Asymmetric four arm shape for greater stiffness in the power zones of the pedal stroke - Compatible with 9/10/11 speed chains, mounts using a common Park BBT-22 tool

- 7075-T6 aluminum ring for Easton Cinch system Road/CX/Gravel cranks - Asymmetric four arm shape for greater stiffness in the power zones of the pedal stroke - Narrow-wide tooth profiling prevents chaindrop with a guide or clutch derailleur - Compatible with 9/10/11 speed chains, mounts using a common Park BBT-22 tool - 47mm chainline with the Easton 129mm spindle - 38T (80g), 40T (91g), 42T (98g), 44T (105g), 46T (112g), 48T (123g), 50T (137g)

Original equipment on SRAM and Truvativ cranks, these chainrings also work well with other drivetrains.

absoluteBLACK Premium Oval 110 BCD Road Chainrings utilize absoluteBLACK'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. - 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 - Ramps are designed specifically for a 50/34 combination - If only switching the inner chainring to oval, use all original crank bolts - 6.5% ovality is ideal for road climbing

absoluteBLACK Premium Round 110 BCD Road Chainrings utilize absoluteBLACK's top-tier design features. They are designed for new and old Shimano 4-arm cranks, such as Dura-Ace 9100, 9000, Ultegra 8000, 6800 & 105 R7000, 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. - Chainring BCD: 110 Shimano Asymmetric - Rings provide exceptional stiffness due to thicker, 5mm construction - Provides excellent weight-to-strength ratio - 10, 11, and 12-speed compatible - If only switching the inner chainring, use all original crank bolts

absoluteBLACK Premium Round 110 BCD Road Chainrings utilize absoluteBLACK's top-tier design features. They are designed for cranks like Shimano Dura-Ace FC7950, Ultegra FC6750, Shimano 105 5750, and others with a 5-bolt fitting. Optimized with smooth shifting in mind, premium chainrings have a unique shifting ramp and recess design. Chainrings are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. - Rings provide exceptional stiffness due to thicker, 5mm construction - Provides excellent weight-to-strength ratio - If only switching the inner chainring, use all original crank bolts

absoluteBLACK Premium Sub-Compact 110 BCD Oval Chainrings are designed to improve your climbing and cadence. They are compatible with all Shimano 110 BCD 4-bolt cranks. Chainrings are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. - Sub-Compact chainrings only work in predefined size combinations: 46/30 or 48/32 - 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 Shimano Dura-Ace 11-speed chain or SRAM Eagle 12-speed chain for proper clearance of mounting tabs - Not compatible with SRAM Yaw front derailleurs - 10, 11, and 12-speed compatible

absoluteBLACK Round 110 and 130 BCD Chainrings for Cyclocross feature a specially designed narrow-wide tooth profile that keeps the chain really snug, allowing you to leave your chainkeeper in the garage. By removing the chainkeeper and the bashring from your existing 1x setup, these chainrings allow you to save more than 100g on average (200g if using 2x drivetrain). They are crafted from CNC machined 7075 aluminum and feature an anodized finish for exceptional durability. - The unique, patent-pending narrow-wide tooth profile keeps the chain in place - Special chamfers are optimized for riding in the mud - The chainring's offset helps to create an ideal chainline - Chainrings are compatible with both clutch type and non-clutch rear derailleurs - Compatible with all 5-arm cranks with 110 BCD

absoluteBLACK SpideRing Oval 2x Direct Mount Chainring Sets for Cannondale are incredibly stiff and lightweight. Sold as a set, they are designed for Cannondale Hollowgram cranks, such as SI, SISL, and SISL2. Chainrings have a ramp and recess design to improve shifting performance. Ovality has been optimized for road climbing with timing of 108 -110.5° after TDC (top dead center). - Sold as a 2x chainring set - Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding - Ramp and recess shifting design makes shifting smooth and fast - Small chainring is replaceable - Provides excellent weight-to-strength ratio

absoluteBLACK Oval 110 BCD 1x Chainrings for cyclocross greatly improve traction for CX or gravel riding. They are designed specifically for SRAM Apex 1 cranks that feature an asymmetric 110 BCD, 4-bolt pattern. The specially designed narrow-wide tooth profile keeps the chain snug. They 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 10.2-14.4%, with timing of 110.5-116.3° after TDC (top dead center). - Only compatible with SRAM Apex 1 cranks - Oval shape reduces stress on knees, helps to keep your legs fresh, and does not feel any different while riding - Teeth have been 3D-machined for ultimate mud shedding and quieter operation - The unique, patent-pending narrow-wide tooth profile keeps the chain in place - Provides excellent weight-to-strength ratio - 9, 10, 11, and 12-speed Eagle compatible

absoluteBLACK Premium Oval 110 BCD Road Chainrings utilize absoluteBLACK's top-tier design features to greatly improve traction and speed. They are designed for Shimano 4-bolt cranks like Dura-Ace 9000, Ultegra 6800, 105 5800, and others. 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 - Not compatible with FSA cranks - If only switching the inner chainring to oval, use all original crank bolts - 6.5% ovality is ideal for road climbing

The new FLT 12 SPD chainring has an updated tooth profile optimized for SRAM Flattop 12 SPD chains. Easton direct mount rings use a new narrow/wide design specifically tailored to road/cx/gravel applications. The individual tooth profile has moved from the traditional symmetrical shape to more directional specific design with the intention to create a positive chain roller engagement to help with chain retention, critical to prevent chain slip and bounce over rough terrain. Compatible, but not optimized for, 11-speed chains. Ring only. Crankarms and spindles sold separately. - EA90 SL Alloy - Optimized for 12-Speed Flattop Chains - Cinch System Compatible - Variable Tooth Width - Optimized Retention via Directional Tooth Design - Weight Complete: 442g 172.5mm 40t w/o BB - Chainline: 47mm

Eagle Technology creates the smoothest, quietest, longest-lasting, and most efficient drivetrains we've ever made. The radical new look and feel of our X-SYNC 2 Eagle chainring is a direct result of SRAM drivetrain engineers studying the performance and wear characteristics of thousands of X-SYNC chainrings. The longer, positive-rake tooth shape has been designed to work perfectly with the new Eagle chain to increase chain retention and overall pedaling efficiency, while decreasing friction, noise, and wear. - X-SYNC 2 chainring design increases chain retention, wear life, and reduces friction and noise. - Designed to be used with Eagle chain - Non-Boost 6mm offset