The KMC Z-Series chains feature all quality characteristics you would need from a bicycle chain. Good shifting performance and they are up to the task to commute you wherever you please to go. Size: Wide = 1/2" X 1/8" Pin Length: 9.2 mm Chain Length: 112 Links Colour: Dark Silver Long-Life, Heavy-Duty design Anti Rust EcoProTeQ coated Weight per 110 links: 407 grams Compatible with Mid-motor e-Bikes and any other single speed & hub gear Systems