CRG Mini / SF4 Brake Disc Floating Bushing (SBN.00314) High-performance floating bushing designed for CRG Mini and SF4 brake systems. This precision-engineered component allows optimal disc movement and heat dissipation, reducing brake fade during intense racing conditions. The floating design minimizes stress on brake components while maintaining consistent stopping power lap after lap. Compatible with CRG Mini and SF4 kart models. Essential upgrade for competitive drivers seeking improved braking reliability and performance.