Stainless steel splined steering shaft. 3/4in. Diameter with 36 splines. 16in. Long, splined 7/8in. on each end.Borgeson stainless steel splined steering shafts have a 3/4-36 spline. Stainless steel shafts have 7/8 of spline on each end and are available in 1/4 increments from 3-24 and 1 increments from 24-36. Borgeson is sure to have the stainless steel shaft that your project needs.