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Special wheel stud in 12.9 high resistance spec steel with rolled thread. Designed for motorsports use.
HP3The threads are rolled at high pressure (not cut), eliminating risk of cracks and fatigue even in the toughest race use. We recommend using with our copper plated open nuts.
![]() Copper nut 12x1.25 thread 17mm hex conical Ricambi Tuning 168Copper nut 12x1.25 thread 17mm hex conical168168 from € 6.21 2027-07-11 InStock https://www.ricambituning.it/product1.asp?id=168&cat=76 ![]() Racing stud dual thread 12x1.5 : 12x1.25 L 86mm Ricambi Tuning 192Racing stud dual thread 12x1.5 : 12x1.25 L 86mm192192 from € 7.34 2027-07-11 InStock https://www.ricambituning.it/product1.asp?id=192&cat=77 ![]() Sparco 4 point seat harness Bolt Ricambi Tuning 851Sparco 4 point seat harness Bolt851851 from € 91.20 2027-07-11 InStock https://www.ricambituning.it/product1.asp?id=851&cat=37 ![]() Sparco P310 mm suede steering wheel Ricambi Tuning 262Sparco P310 mm suede steering wheel262262 from € 194.65 2027-07-11 InStock https://www.ricambituning.it/product1.asp?id=262&cat=43 |