Exhaust studs for GY6 150cc and Honda 49cc engine M6

Exhaust studs for GY6 150cc/125cc,QMB139, & Honda 50cc engines . M6 can be used on both 49cc and 150cc gy6 . HONDA 49cc use 6mm and most stock gy6 use 6mm as well. Big Bore Heads usually use M8. SKU: 148-118 Categories: 49cc Honda Exhaust, Engine Performance, Gy6 150cc, GY6 Motor, Ruckus