Simpson Racing SD1 Helmet - L - CopperLarge - Copper - SA2020 Hobby Stock Enhanced Performance: By spacing out

Enhanced Performance: By spacing out your wheels

Fuel Filter - In-Line - 120 Micron - Stainless Element - 8 AN Male Inlet - 8 AN Male Outlet - Aluminum - Black Anodized - Each

Spring Cup - Upper - Oversize - 5-1/2 in OD Spring - Steel - Black Powder Coat - Universal - Set of 10

Panhard Bar - Over the Top Style - Adjustable - 15

The sliding tethers offer exceptional visibility

Simpson Racing SD1 Helmet - L - CopperLarge - Copper - SA2020 Hobby Stock Enhanced Performance: By spacing outSimpson's, lightest and most aerodynamic helmet, the SD1 is a premium helmet at a reasonable price. The helmet is tailored towards open wheel dirt track racing with no front vents and a front chin spoiler.