... Connection: 1 3/8" 6 Spline MPN: R10122 Implement Side Connection: 1 3/8" Round Bore PTO shaft, Drive shaft Use for automobile , ... good qualityPTO shaft, Drive shaft, PTO shaft (universal joint)-3 lemon tube typeUse for automobile , agricultural machine , heavy vechiles,and so oncompetitive ... per customers' requires. 2:We can provide series 1, 2, 3, 4, 5, 6, 7, 8, 9, also as per customer's diagrams ...