M8 x 32mm EXHAUST STUDS (2-PACK) FOR 63mm HIGH PERFORMANCE GY6 CYLINDER HEAD $2.74 Brand GY6 STORE Other Part Number B70 Manufacturer Part Number 175-8 condition New 8mm x 32mm EXHAUST STUDS (2-PACK) FOR SOME HIGH PERFORMANCE GY6 CYLINDER HEAD250cc SCOOTERSThread Size: M8x1.25BUYER GETS 2 STUDS SHIPS FROM BEAUTIFUL SHELBY, NCM1