Vehicle Fitment: Designed specifically for 1937–1948 Compatible with Ford front spindles to ensure correct fit and reliable service Complete Hardware Kit: Includes a matched pair of castle nuts, washers, and cotter pins to service both sides Correct Thread Size: Features proper 3/4"-16 thread pattern for accurate installation on early Compatible with Ford spindles Restoration Ready: Hard-to-find spindle nut kit that adds the correct finishing touch to brake and front-end upgrades Proven Compatibility: Same style hardware included in Speedway Motors complete rotor and caliper conversion kits These spindle nuts are made to work with 1937-48Compatible with Ford spindles. They come as a kit with pair of nuts, washers and cotter pins. Nuts feature a 3/4"-16 thread pattern. For 1937-48Compatible with Ford spindles. Includes pair of nuts, washers and cotter pins. 3/4"-16 thread pattern. These spindle nut kits come included in our complete rotor/caliper conversion brake kits. (91031945, 91031946, 91031940, 91031941, and 91031942) Item DetailsIncludes pair of nuts, washers and cotter pins.