Moroso 1/2" fine thread x 3" long press in wheel studs. THESE WILL NOT FIT A MARK WILLIAMS 35 SPLINE SPOOL. These axles are manufactured to use press in wheel studs. Axles have three bolt patterns in all axles, 5 x 4.5" small ford, 5 x 4.75" GM and 5 x 5".
