Tulip style inboard stub axle for the Torsen differential.These stubs have 5" of spline so they can be cut to fit in custom applications.These stubs are designed to be used with the small TRE tri-pod joints. These stubs weigh 2.0 pounds with all 7 of spline.Once these are cut to fit. the weight will be less.These have a max O.D of 2.5"