Spark Plug C7HSA GY6 50CC 125CC

Diameter 10mm Reach 12.7mm (1/2") Hex Size 16mm (5/8")

and it will fit a number of well known scooter models. Baccio Vx 150 Genuine Buddy 125 Genuine Buddy 50 KYMCO People 150 KYMCO Super 8 150 Lambretta Uno150 Roketa MC-17-150 (Sicily 150) Roketa MC-20-150 Schwinn Graduate 150 Schwinn Hope 150 Schwinn Newport 150 Schwinn Valo 150 Tank? Urban Classic 50 Tank? Urban Classic 150 Tank? Urban Racer 150 Tank? Urban Touring 150 Deluxe (DE) Tank? Urban 50 TNG Low Boy 150cc TNG Milano 150cc