M6 (9mm 18mm), Weight approx. M6 (10mm 20mm), Weight approx. M5 (8mm 13.5mm), Weight approx. M5 (8.5mm 15.5mm), Weight approx. Upgrade your original fasteners with titanium nuts. They're ideal for a wide range of applications including motorcycles, bicycles, cars, karts, watercraft, r/c models, industrial applications and more.