Name:New Type Tower Cellar Window Bolt Material:Q 195 Size: 20,30,40,50,60,80,100,125(mm) Finish: ZP 1) Name:New Type Tower Cellar Window Bolt2) Material:Q 1953) Size: 20mm, 30mm, 40mm, 50mm, 60mm, 80mm, 100mm, 125mm4) Finish: ZP5) OEM: allowed 6) Packing: ininer box + out carton,also could meet your need. Window Bolt