This Z1eHX Wide bike chain from KMC is the link between your trusty steelros and a smooth bike ride. The chain is compatible with single speed gear systems. Includes a MissingLink (locking link) for easy opening and closing of the chain. EPT-COATING EcoProTeQ technology EPT from KMC protects chains from corrosion twice as long as conventional rust protection, setting new standards. Each component of each link chain is treated individually with EPT. This means a 100% coating that offers the lowest possible degradation by water, salt and humidity. Features: Compatible with single speed gear system Superior protection against rust thanks to EPT Contains a MissingLink or locking link Optimized for e-bikes High in durability +++ Specifications: Color: silver Color designation: Dark Silver Code: BZ1EWEP12 Material: steel Finishing: EPT, anti rust Number of speed: single Chain size: 1/2 x 1/8 inch Chain length: 112 links Pin length: 9.2 mm MissingLink: yes (master link) Weight per 110 links: 414 grams Weight: approx. 0.3 kg