Heavy duty 1/8" single speed chain great for BMX, Track, Fixie and Comfort bikes. Includes a pre-installed half-link. Features: Includes KMC Master Link Mushroom riveted pins for the highest pin power Stretch Proof heat treatment so the chain last longer and goes farther Specifications: Speeds: Single Speed Links: 112 Chain Width: 9.3mm (Outer), 1/8" (Inner) Chain Connector: Master Link (Reusable) Pin Type: Solid Color: Copper Weight: - Included: Master link Pre-installed half-link