Simpson Safety - Simpson Racing SA2020 Diamondback Racing Helmet but the instructions specify the

but the instructions specify the belt for other configurations

Fitting - Adapter - Straight - 20 AN Male O-Ring to 16 AN Male - Aluminum - Natural - Each

Fitting - Hose End - 8000 Series Push-Lite - 45 Degree - 10 AN Hose Barb to 10 AN Female - Aluminum - Blue Anodized - Each

Fuel Pressure Regulator - 43 PSI - Rail Mount - Vacuum Port - Stainless - Natural - GM LS-Series - Each

Shock Mount Stud - 1/2-20 in Thread - 2 in Long - Four Locking Nuts / Studs Included - Titanium - Natural - Sprint Car - Kit

Simpson Safety - Simpson Racing SA2020 Diamondback Racing Helmet but the instructions specify theA major revision to our Simpson Diamondback for 2021 combines a new Italian composite shell with a shorter chinbar and changes to the visor mounting for improved fit and function while also providing enhanced impact protection. Helmet ships with one clear face shield installed, additional face shields may be purchased separately. NOTE: This helmet is Snell SA2020 certified and is broadly accepted by race organizing bodies and tracks through 2030.