Freeline Rear Axle 50X2X1040 - KZ--F kubica-kart With a wide eye port

With a wide eye port for enhanced vision and a precision-fit interior for comfort

For CIK-FIA homologated rib protection

219 pitch racing kart chain with O-ring sealing

Replace wheels when you notice cracks

Premium gold finish for superior corrosion resistance and reduced friction

Freeline Rear Axle 50X2X1040 - KZ--F kubica-kart With a wide eye portThe Freeline Rear Axle 50x2x1040mm F grade is a genuine OEM rear axle designed for KZ Shifter class karts, manufactured by Freeline to OEM specification for Birel ART and associated chassis brands. The F grade designation indicates a softer flex profile for fine tuning rear end handling to suit track conditions. Key Specifications Diameter: 50 mm Wall thickness: 2 mm Length: 1040 mm Grade: F softer flex profile Class: KZ Shifter Compatibility Birel