1.Standard:US TYPE 2.Material:alloy steel 2.size:3/16"-4" 3.HDG 4.Competitive price and quality US bolt type G2150 Chain ... /13,1/4,5/16,3/8,7/16,1/2,5/8,3/4,7/8,1,1.1/8 ... .3/8,1.1/2,1.3/4,2,2.1/2,3,3.1/2,47. max proof load is 2.2 times the working load ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Rigging hardware US G2150 d type Shackle