3" O.D. x .083" mild steel shaft, Spicer steel weld yokes, and 1350 series u-joints.
MasterLine driveshafts are custom built from 3-1/2" x .125 6061 aluminum tubing and include the MW Billet Transmission yoke of your choice.
MasterLine driveshafts are custom built from 4" x .125 6061 aluminum tubing and include the MW Billet Trans. yoke of your choice.