Bolt 2-Stroke Cylinder & Head Nuts - 2STK-HDNUT Brand_Thor Shot peened and hard anodized

Shot peened and hard anodized finish for improved strength

flexible TPR finger protection

• Updated material pattern delivers a ‘second skin feel’ while aiding body movement

The 2026 FLY Racing Youth Formula S Carbon Byte Helmet brings next-generation safety and smart technology to young riders

• Wrap-around foam padding extends to the sides of your legs for better coverage

Bolt 2-Stroke Cylinder & Head Nuts - 2STK-HDNUT Brand_Thor Shot peened and hard anodizedBOLT 2 STROKE CYLINDER & HEAD NUTS HARDWARE INCLUDED Universal Two Stroke Cylinder and Head Nuts kit include (7) M8 head nuts, (4) M8 flange nuts, (4) M10 flange nuts, and (7) M8 copper washers. Head nuts are attractive zinc plated cap nuts. Will fasten cylinders onto either M8 or M10 studs. Fits all two stroke top ends.