ARP M11 x 1.25 stainless steel 12-point nut kit, supplied as a 2-piece set (M13 wrench). This metric 12-point nut set is sized for M11 x 1.25 threads and designed to be used with matching bolts where a 12-point fastening solution is required. The compact kit format supports straightforward replacement and service of metric fasteners using the specified wrench size.
ARP M11 X 1.25 (M13 wr) SS 12pt 2pc nut kit