Kmc X11sl 1/2" X 11/128" Chain

KMC X11SL 1/2" x 11/128" Chain

Product Overview

The KMC X11SL is a super-lightweight 11-speed chain featuring hollow pins and plates, advanced durability, and precision shifting geometry. At 118 links with MissingLink master link, it's compatible with Shimano, Campagnolo, and SRAM 11-speed drivetrains for BMX, road, gravel, and cyclocross applications.

Key Features

• Super Lightweight Construction – Sets new weight-reduction standard; ideal for racing-focused builds
• Hollow Pins and Plates – Reduced material weight while maintaining rigidity and strength
• High Rigidity – Double X durability technology improves strength by 10% over previous models
• Improved Shifting Performance – Double X bridge shape geometry enables super-fast, smooth shifting
• Mud Shedding Design – 27% improved mud clearance prevents buildup on inner plates
• Full Nickel Plating (Silver) – Corrosion-resistant protective coating (available on silver finish)
• Titanium Nitride Gold Coating (Gold) – Advanced coating reduces friction and lowers maintenance requirements
• Outer Plate Chamfering – Beveled outer plates enhance strength and reduce weight
• Inner Plate Chamfering – Precision-cut inner plates reduce friction and improve fluidity
• Hollow Inner Plates – Lightweight construction without sacrificing durability
• Hollow Outer Plates – Material reduction maintains structural integrity
• Highest Pin Power – Superior pin design resists bending and stretching
• 11-Speed Compatibility – Works with modern 11-speed Shimano, Campagnolo, and SRAM systems
• MissingLink Master Link – Tool-free installation and removal for quick chain adjustments
• Multi-Application Design – Suitable for BMX, road, gravel, and cyclocross riding

Technical Specifications

• Chain size: 1/2" x 11/128"
• Chain type: Classic links
• Link count: 118 links
• Pin type: Hollow
• Pin length: 5.65mm
• Master link: MissingLink included
• Directional: No
• Material: Steel with advanced coatings
• Speed compatibility: 11-speed only
• Coating options:
  • Silver: Full nickel plated
  • Gold: Titanium nitride coating
• Weight: Super lightweight (specifications vary by color)
• Applications: BMX, road, cross-country, gravel, cyclocross

Compatibility & Ideal Use Cases

• 11-Speed BMX Drivetrains – Compatible with 11-speed BMX multi-speed conversions
• Shimano 11-Speed – Works with modern Shimano 11-speed cassettes and shifters
• Campagnolo 11-Speed – Compatible with Campagnolo 11-speed drivetrain systems
• SRAM 11-Speed – Works with SRAM 11-speed cassettes and shifter components
• Road Racing – Lightweight and smooth shifting ideal for road race applications
• Gravel and Cyclocross – Mud-shedding design performs well in varied terrain
• Weight-Optimized Builds – Super-lightweight construction ideal for racing-focused setups
• Fast Shifting – Double X bridge geometry enables quick, precise gear changes
• All Riding Disciplines – Versatile design suitable for BMX, road, and off-road applications
• Professional Riders – High-performance component for competitive racing

Build Requirements & Compatibility

• 11-Speed Drivetrain Only – Must have compatible 11-speed Shimano, Campagnolo, or SRAM system
• 11-Speed Cassette and Shifters – Requires matching drivetrain components; not backward-compatible with 10-speed
• Chain Length – 118 links standard; adjust via MissingLink or full-link removal based on frame geometry
• MissingLink Installation – Use included master link for tool-free installation and removal
• Proper Tensioning – Maintain appropriate chain tension; periodic inspection recommended

Important Notes

• Exclusive 11-speed compatibility; not compatible with 10-speed or other drivetrain speeds
• 1/2" x 11/128" width standard for 11-speed chains; not interchangeable with wider profiles
• Super-lightweight construction prioritizes weight savings; ideal for racing applications
• Mud shedding design 27% improved; excellent for varied weather and terrain
• Double X durability 10% stronger than previous models; resists stretching and wear
• Hollow pins and plates reduce weight without sacrificing structural integrity
• Coating options affect weight and maintenance: silver (nickel) vs. gold (titanium nitride)
• Titanium nitride gold coating reduces friction and lowers maintenance requirements
• 118 links provide standard length; adjust as needed for your specific drivetrain
• MissingLink included; enables tool-free chain installation without special equipment
• Periodic inspection recommended to monitor chain wear and elongation
• Professional-grade component suitable for competitive racing and performance riding
• Weight reduction prioritized; suitable for racing builds where gram-counting matters

SUPER LIGHT: SL Chain sets a new standard with weight reduction, improved shifting performance & enhanced durability.

HIGH RIGIDITY

MUD SHEDDING DESIGN: Up 27% from our previous model.

HOLLOW PIN

DOUBLE X DURABILITY: Up 10% from our previous model. Unsurpassed durability.

DOUBLE X BRIDGE SHAPE: Super fast + smooth shifting.

OUTER PLATE CHAMFERING

INNER PLATE CHAMFERRING

HOLLOW INNER PLATES

HOLLOW OUTER PLATES

HIGHEST PIN POWER

FULL NICKEL PLATED (for silver chain)

TITANIUM NITRIDE GOLD COATING: Less friction, low maintenance. (for gold chain)