ARP Metric M12x1.25 Nuts

301-8400 | ARP 12mm x 1.25 16mm Socket 12pt Nut Kit (10 pack)

300-8337 | ARP M12 X 1.25 12pt Nut Kit (Pack of 10)

300-8308 | ARP M12 x 1.25 12pt Small Collar Nut

ARP M12 x 1.25 12-Point Nut – 8740 Chrome Moly – Black Oxide – 1 Piece – 300-8307

AUN12-2 | ARP M12 x 1.25 Replacement 12pt Nut (one nut)

301-8309 | ARP M12 x 1.25 12pt Nut

AUN12-1 | ARP M12 x 1.25 0.750in OD 12pt Nut (1 piece)