1. LOCK Jaw is thus locked against travel in either direction 2.UNLOCK Move stop bar to upper Move stop bar upper postion . Press cuff down on the wrist and rotate jaw until it engages ratchet. Jaw may be tightened as required . Move stop bar to down position. position, rotatekey one quarter by turning clockwise . Do not use undue pressure. But be sure to tum Price USD 0 / one pcs Price Condition FOB Ningbo Origin China Material zinc and aurum Packaging 260pcs/carton Delivery lead time fifteen days Minimum order 5000pcs Supply ability 10000.00 per year