Please let me know before purchasing if you have any requests regarding length or part replacement. No need to ask to buy, instant purchase OK ♪♪ The lever snap hook is made of brass, and the chain is made of stainless steel. It is sturdy and can be used without the careful handling required for items like silver 925. This product, a trucker chain, can be used in various styles such as American casual, hip-hop, street, punk, and biker. 【Materials】 ・Stainless steel (chain) ・Brass (snap hook) 【Size】 ・Total length: 47cm ・Chain width: 12mm ・Lever snap hook: 6cm 【Weight】 ・114g 【Shipping】 ・Shipped via Yu-Packet within 24 hours of purchase. 【Notes】 Sizes are measured by amateurs, so there may be a few millimeters of error. The photos are of the actual product, but the colors may differ slightly from the photos. Thank you for your understanding. Feel free to ask any questions (^^) Color...Silver