SPECS:
29/30 = INVOLUTE SPLINE, 1-dead spot = 29 SPLINES
1.937" = APPROX SPLINE MAJOR DIAMETER
4.00" = APPROX LENGTH OF SPLINES
9.59" = APPROX LENGTH, POINT OF WELD TO END OF SPLINE
3.812"~3.821" = APPROX "BUTT" DIAMETER (id of tubing required)
NEW - DISTRIBUTED BY DANA SPICER
*DESIGNED FOR USE WITH 4"dia X .095"thick STEEL TUBING