KMC X12 chains feature a double X bridge shape for fast and smooth shifting. - Compatible with SRAM 12-speed systems - Double X bridge shape with inner and outer plate chamfering for smooth and fast shifting - Mushroom riveted pins for the highest pin power and allows shifting under heavy loads - 1/2 x 11/128 - 126 Links

The all-new SRAM RED chain was redeveloped from the ground up. The unique link shape allows the chain to be narrower and lighter while increasing strength and providing more space between the outer plates of the chain and the cogs on either side. The result: a quieter chain with faster, more precise shifts. - Flattop technology enables a narrower chain with quieter operation and increased strength and durability - Hard Chrome plated inner link plates and rollers for reduced wear and prolonged life - HollowPin construction for increased strength and efficiency - Chain length: 114 links

Super Narrow SIL-TEC HG-X11 Chain (11-speed) FEATURE - Rear drive Smooth driving without noise - Front drive Preserve chain security at cross chainline - Front & Rear Shift Smooth and reliable shifting BENEFIT - HG-X11 special asymmetric plate design for 11-speed - Weight: 247g (114Link) - SIL-TEC on Plate/Roller - Hollow pin - Weight: 247g (114Link)

- 10-speed compatible - Shimano XT - 116 links

Shimano's Ultegra 10-speed Chain offers crisp shifting and excellent durability. Smooth, precise shifts come courtesy of the meticulously engineered inner and outer plate chamfers that are specifically designed to accommodate the unique requirements of a moving chain. And, the plates are perforated to trim precious grams. - Weight: 267g

SRAM’s 11-speed chain features heavily chamfered outer plates for improved shifting and quiet running. And, with its great PowerLock connecting link, installation and removal is a snap.

- 9-speed compatible - XT/Ultegra - 116 links

SRAM’s 10-speed chain is compatible with all industry-standard 10-speed systems. And, with its great PowerLock connecting link, installation is a snap.

Super Narrow SIL-TEC HG-X11 Chain (11-speed) FEATURE close - Inner-plate treated with SHIMANO's ultra-low friction surface treatment “SIL-TEC” (inner plate) - Same durability as current 10-speed chain BENEFIT close - System engineered drivetrain component for optimal power transfer - Smooth and precise front and rear shifting - Directional chain - Weight: 257g (114 Link)

- 1/2" x 1/8" - 100 Links - Single-speed - BMX Racing, Freestyle - Hollow Pins - Half Link Design

SRAM’s PC-971 Chain delivers light weight, strength and smoothness to your drivetrain. Its nickel-plated sideplates provide faster and more accurate shifting plus excellent reliability. And, with its great PowerLink, you don’t even need tools to install it.

The PC-951 is SRAM's most economical PowerChain and maintains their high standards of quality. It boasts tough chrome-hardened pins for durability and accurate shifting. And, with its great PowerLink, you don’t even need tools to install it.

Shimano's Deore-level 10-speed Chain offers excellent power transfer and top-notch durability. It showcases a mud-shedding design and Shimano's directional design with engineered inner and outer plates for smooth, fast and precise shifting.

Shimano's Sora 9-speed Chain offers crisp shifting and excellent durability. Smooth, precise shifts come courtesy of the meticulously engineered inner and outer plate chamfers that are specifically designed to accommodate the unique requirements of a moving chain.

SRAM's PC 830 Chain offers accurate shifting, excellent durability, and superior power transfer for 8-speed drivetrains.

SRAM's PC-850 Chain makes a trusty partner over hill and dale. It's easy to install, too, thanks to the no-tools-needed PowerLink. Quiet, smooth, reliable and very affordable, the PC-850 is a fine value.

The KMC S1 is a single-speed chain suitable for use with internally geared hubs, or any single speed drivetrain. - High pin power with reinforced durability - Offers a quieter riding experience - Anti-drop design - Inner plate chamfering helps to provide fast and smooth shifting - Internal gear hub system compatible - Links (links): 112 - Color: Silver - Width: 9.3mm - Drivetrain Speeds: Single Speed 1/2 x 1/8-inch - Half Link Chain: No

- Z51: standard bushingless, chamfered plate chain for 5-8 speed - Z30: economy bushing-less chain for 5-8 speed

- 1/2" x 3/32" - 112 Links - Silver/Black - Single speed - 3/32" Track Bikes & BMX Racing, Freestyle - Special Dynamic Configured Plates - Anti-Drop Design - Heavy Duty Structure - Inner Plate Chamferring - Mushroomed Riveting - Special Dynamic K Configuration

S1 Rustbuster is a basic, affordable replacement 1/8" chain. - For non-derailleur bikes: BMX, cruisers, etc. - Rustbuster rust-proof finish, suitable for beach environments and winter commuting - Includes KMC Master Link - Links (links): 112 - Color: Silver - Width: 9.3 mm - Drivetrain Speeds: Single Speed 1/2 x 1/8-inch - Chain Connection Type: Reusable Master Link - Half Link Chain: No

The Z8.1 chain features inner plate chamfering and a z-bridge shape, making it suitable for a variety of riding styles. - Inner plate chamfering to smooth shifting - Z-bridge shape - Links (links): 116 - Width: 7.1 mm - Drivetrain Speeds: 6, 7, 8 - Chain Connection Type: Reusable Master Link

Z7 is a basic, affordable replacement chain for use on 6 and 7 speed bikes. - Features inner plate chamfering to smooth shifting - Z-bridge shape

- X101: hi-performance, chamfered, anti-drop, lightweight, Singlespeed chain for Mountain, BMX, Fixie, Track applications - Z410HD: heavy duty model has thicker sides plates for 25% higher tens