8" X-Large 12 - 12

The helmet should be perfect for racing

Reinforced replaceable wheel set

39″ – from one end to the other measuring along the middle of the base

RPM Measuring System Including: measuring current engine RPM

Bel Ray - Silicone DOT 5 Brake Fluid 6D Helmets 8" X-Large 12 - 12Bel Ray Silicone DOT 5 Brake Fluid exceeds FMVSS Sec. 571. 116 DOT 5 silicone base motor vehicle brake fluid specifications. Mixes with all fluids meeting such specifications. DOT 5 brake fluid may not be mixed with DOT 3 and DOT 4. DOT 5 may be used to replace either DOT 3 or DOT 4 if a complete system flush is done. For use in all drum or disc hydraulic brake systems, except systems using mineral based fluids (LHM). Boiling Point: Dry 500F, Wet 500F.