主要材质：不锈钢

Material: Stainless steel

选用锁体：7255锁体

Select body: 7255 lock body

表面处理：拉丝

Finish: SN

适用范围：房间门、户外门、大门

Available for: room door, outside the house and gate

适用标准：QB/T2474-2000

Applicable standard: QB/T2474-2000

锁体中心距：72mm

Center distance of lock body: 2mm