Enhance your kart's performance with the ROK Karts brand Billet Aluminum Castor Block from JAM Powersports. This premium set includes a bolt, washer, and chassis insert, all pre-installed for your convenience. High-quality spherical bearings ensure smooth steering response, essential for precise handling on the track. Proudly manufactured in the USA, our parts reflect our commitment to excellence and durability. Upgrade your ride with confidence, knowing JAM Powersports delivers top-tier components for your racing needs.