
The ARP 1/4-28 12-point nut kit is supplied as a hardware set of 12-point nuts sized for 1/4-28 fasteners. The description lists the 12pt configuration suitable for applications requiring that fastener style. Use this kit where 1/4-28 12-point nuts are specified; confirm quantity and compatibility with your fastener application before installation.
ARP 1/4-28 12pt Nut Kit