Bell RS7-K Stamina Karting Helmet - Antracite/Yellow Size:Medium (58-59) 3/8-1/2 fast

3/8-1/2 fast

while rear lift comes in the form of rear coil spring spacers

1/8 in NPT Female Ports

Flows 71 GPH at 4 PSI

Drop-forged alloy steel with cadmium plating

Bell RS7-K Stamina Karting Helmet - Antracite/Yellow Size:Medium (58-59) 3/8-1/2 fastPurpose built for the hard charging kart racer, the RS7 K is the karting only version (non fire retardant, extra durable interior) of the RS7 series. Based on the HP7 design and featuring a lightweight composite shell, the RS7 K uses an innovative shell and shield design enhancing aerodynamic performance and energy absorbing capacities. The sleek, modern design features an advanced ventilation system, double screen anti fog (DSAF) visor and a rubber