Product Name: Ground Joint Couplings, Swivel Nut Coupling - Male Stem Model NO.: Male Stem Grade: 8.8 Head Style: Round Connection: Common Bolt Type: Round Head Material: Carbon Steel- Zn Plated Size: Size: 1/2" 3/4" 1" 1-1/4" 1-1/2" 2" Delivery Time: 35 Days After We Get The 30% Deposit Application Area: for Di Pipe, Steel Pipe, PVC Pipe Trademark: OEM Transport Package: Carton, Pallet Specification: ALL SIZES Origin: China Product Description Ground joint Coupling(Heavy duty coupling)Ground Joint Couplings,Swivel Nut CouplingSpecification:Material: Carbon Steel---ZN PLATEDSize: 1/2" 3/4" 1" 1-1/4" 1-1/2" 2"More items:Technic:Male Pipe Stem onlySizePart Number1/2"GJ050 MS3/4"GJ075 MS1"GJ100 MS1-1/4"GJ125 MS1-1/2"GJ150 MS2"GJ200 MS2-1/2"GJ250 MS3"GJ300 MS4"GJ400 MS