Chainrings

The Shimano R9100 series crankset achieves the ultimate in optimal power transfer. It does this through a more reinforced outer chainring on its unique asymmetrical four-arm spider construction. - Chainring BCD: 110 Shimano Asymmetric - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Outer

X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear. - Updated tooth profiles for improved wear - One-piece construction for faster, smoother, more secure shifting - More durable finish - Direct Mount - Material: Aluminum

Next level spin. The forged one-piece design of the SL SpideRing is a handsome piece of engineering and one of the finest front shifting sets available. Where it thrives: The open road, up and down hills What it's built for: Durability, efficiency Highlights: - One-piece technology makes for reduced weight and increased stiffness and durability - X-Sync thick/thin tooth profiles for secure chain management - Eye-catching and unique design

Shimano Ultegra R8000 Series Chainrings are designed for use with Shimano's 11-speed Ultegra crankset.

Next level spin. The forged one-piece design of the SpideRing is a handsome piece of engineering and one of the finest front shifting sets available. Where it thrives: The open road, up and down hills What it's built for: Durability, efficiency Highlights: - One-piece technology makes for reduced weight and increased stiffness and durability - Fully "ramped" for flawless shifting through detailed machining - Eye-catching and unique design

Shimano's Ultegra 6800 chainrings provide confidence-inspiring shifting and category-defining speed. Cold-forged aluminum comprises these super-stiff, hollow outer rings, and Shimano's unique system of ramps and pins means lightning fast shifts are at your command. - Bolt circle diameter: 4-bolt 110mm asymmetric - 50T pairs with 34T inner ring - 52T pairs with 36T inner ring - 53T pairs with 39T inner ring Inner rings sold separately

Replacement chainrings in 110mm and 130mm BCD for SRAM 11-speed Yaw speed road cranks. Replace worn out rings or swap to change gearing for specific uses.

- X-Range gearing technology gives you more range and a smoother gear progression, so you're always in the right gear - Specially designed tooth profiles for improved wear - More durable finish - Bolt Circle Diameter (BCD): 107 BCD - Speeds: 12 - Material: Aluminum

Next level spin. The forged one-piece design of the SL SpideRing is a handsome piece of engineering and one of the finest front shifting sets available. Where it thrives: The open road, up and down hills What it's built for: Durability, efficiency Highlights: - One-piece technology makes for reduced weight and increased stiffness and durability - X-Sync thick/thin tooth profiles for secure chain management - Eye-catching and unique design

Next level spin. Ultralight, durable SpideRing tech for the MTB world with a radial 10-arm design and an updated tooth profiles for chain retention. Where it thrives: Up and down hills, challenging trails What it's built for: Durability, efficiency Highlights: - 10-arm design for stiffness and durability / Compatible with all Hollowgram and Cannondale cranks - Tooth profile optimized for Shimano Hyperglide+ drivetrains / 55mm chainline - One-piece technology for strength and a super-light 67g (32t) weight

SRAM's Red road chainrings are stamped from 7075 aluminum for low weight and excellent strength. The teeth are ramped and pinned for precision shifting, too.

Narrow wide chainrings compatible with Race Face CINCH system cranks. Direct mounting allows an easy switch between rings and spiders. - Compatible with 9, 10, 11, and 12 speed - Narrow Wide tooth profiling ensures consistent chain retention - Lockring installed/removed with ISIS BB tool - Stiff 4mm plate thickness to transfer loads without flexing

The Shimano R9100 series crankset achieves the ultimate in optimal power transfer. It does this through a reinforced chainring on its unique asymmetrical four-arm spider construction. - Chainring BCD: 110 Shimano Asymmetric - Drivetrain Speeds: 11 - Material: Aluminum - Ring Position/Type: Inner

- Replacement steel sprockets for 1-piece BMX cranks - Mount Compatibility: 1-piece - Teeth: 44T - Chain Compatibility: 1/2 x 3/32" - Tooth Type: Standard