Freeline Black Rear Hub 50x90mm White If you need a narrower

If you need a narrower rear

Unlock the full potential of your IAME X30 engine with this set of carbon fibre reed petals

this NOX filter is commonly used on KZ and KZ2 engines

and a Velcro front fixing strap for quick adjustments

Driver development and training

Freeline Black Rear Hub 50x90mm White If you need a narrowerThe Freeline Black Rear Hub 50x90mm is a genuine Freeline OEM hub for 50mm rear axles on Birel ART and compatible kart chassis. Precision machined from alloy with a black anodised finish, it provides reliable axle clamping and a clean appearance. At 90mm in length, it offers a compact rear hub profile suited to a wide range of setup configurations. Key Specifications Axle bore: 50 mm Hub length: 90 mm Material: Alloy Finish: Black anodised