Bolt - 5/16-18 in Thread - 2.5 in Long - 3/8 in Hex Head - Chromoly - Black Oxide - Universal - Set of 5 Mini-Stock This IMSA helmet kit features

This IMSA helmet kit features SRC DIGITAL S9 microphone built for clarity in high noise environments and optimized for use with our DIGITAL radio packages

Please purchase (2) CR2032 batteries for use

Suspension Limiter Chain Clamp - 2-Piece - Nylon Lined - Aluminum - Black Anodized - 3 in OD Tube - Kit

Extended Oil Inlet - Straight - 10 AN Male to 3/8 in NPT Male - 3 in Long - Aluminum - Black Anodized - Each

Bolt - 5/16-18 in Thread - 2.5 in Long - 3/8 in Hex Head - Chromoly - Black Oxide - Universal - Set of 5 Mini-Stock This IMSA helmet kit featuresBolt 5 16 18 in Thread 2. 5 in Long 3 8 in Hex Head Chromoly Black Oxide Universal Set of 5