Chains

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 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

-X11SL DLC: superlight chain for use with 11-speed Campagnolo/Shimano/Sram with Diamond Like Coating for extra durability, 235g -X11SL: superlight chain for use with 11-speed Campagnolo/Shimano/Sram (Gold color is Ti Nitride coating), 235g

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