... 2PSL: PSL1-3Normal Size: Main (in): 2-9/16, 3-1/8, 3-1/16Side (in): 2-9/16Technical Specifications of Christmas TreeWorking Pressure: 2000-20000psiWorking Temperature: PU ... Bottom threads connectionCasing Size (in): 5-1/2, 7, 9-5/8, 12-1/4,13-3/8, 20, 30PR: PR1-2PSL: PSL1-4Material ... Class: AA ~ FFPlease contact us for more specific requirements. Wellhead, Christmas Tree, Casing Head, Tubing Head