Product Name: W3-1/8-7thread Type Gas Cylinder Cap Model NO.: 3-1/8x7; 3-18x11 Fine Thread: Coarse Thread Trademark: ATOP Transport Package: Box Specification: SGS Origin: Cn HS Code: 84819010 Product Description about Product :1. Protect the cylinder valve:Adequate gap between the middle of the cap to facilitate the using of gas and protect the cap.2. Easy to operate:The cap's bolts can fix the cap and prevent cap falling off. Adequate gap on the top of the cap to facilitate lifting3. Easy to transport: Basket-like shape is fitted with body mechanics.4.More labor and time saving during transportation. Besides, cap's top is made of steel. It's easy to hang and lift.ItemCylinder CAPUsageprotect pressure cylinder valveRaw materialSPHC hot-rolled steelTechniqueStamping /forgingSurface treatmentairless blast ,galvanization,Spraying plastics,spray painting,electrophoretic paintThread sizeW80-11,W3-1/8-11,W3-1/8-7,W3-1/2-11,W3-1/2-8,M120-11,W95, and so onLOGOAs your requirementColorGrey,red,blue,green and so on