Simpson Hybrid D-Ring Helmet Kit - For SA2015 Helmets & Up 130912 Size I is 16"x16" and

Size I is 16"x16" and size II is 20"x18

providing more than enough air to keep the driver cool and shield clear

Medium Red Iridium

closed wheel and off-road racing

Forced Air

Simpson Hybrid D-Ring Helmet Kit - For SA2015 Helmets & Up 130912 Size I is 16"x16" andUsed with quick release assembly. Product Description: Helmet D Ring Kit Head and Neck Restraint Systems SA2015 Helmets & Up Kit Stay safe on the track with Simpson Racing, your trusted source for high performance motorsport safety equipment since 1959. From state of the art helmets to top of the line racing suits and safety harnesses, Simpson Racing has everything you need to compete safely on the race track. Racing and riding is more than what you