Material:Nickel Metal. Condition:100% Brand New. * Screw Size:3.5x19mm/0.13"x0.74"(D * L);Size:46x20mm/1.8"x0.8"(L*W). Weight:26g. * Durable long using life make easy to put on and remove strap. * Simply pull out the button and slide your strap"s connection out of the guitar-mounted yokes.