KMC HL1 Narrow Half Link Chain Description: The KMC Narrow Half Link Chain has a nickel-plated finish for lasting durability. Half-link chains are ideal for fine-tuning chain tension, particularly useful for bikes with short track dropouts or when trying to achieve a specific gear ratio and wheel/tire configuration. Features: Nickel plated finish Compatible with Shimano, SRAM, and Campagnolo drivetrains Specifications: Speeds: Single Speed Links: 100 Chain Width: 1/2" x 3/23" Chain Connector: Comes with Installation Bullet Pin Pin Type: Solid Color: Silver Weight: 385g