Excentrique 8mm degrés 23/0 BirelArt CL

Secure the front train from your machine with theSpecial Rocket Nut Original Builder Birelart (Original Birelart Genuine Parts). This specific nut is the official spare part to ensure the locker lock and maintenance of front hubs or front rims (depending on your configuration) on the threaded axis of your rockets.

Machined according to an ultra-strict specification by the Italian plant, this nut differs from standard models of trade by its specific screw and flange or its integrated mechanical braking system adapted to the extreme constraints of competition karting. Subjected to constant vibrations, to violent load transfers during braking and high-speed curve, it ensures that no mechanical game is created on the front axle, thus preserving the surgical accuracy of the train of your train. Red chassis.

Circlip DIN471 (uni 7435-75)

This Spherical rocket axis screw 10 mm diameter is a major technical change developed by the race service Birel Art For the chassis range 2026. It passes through the rocket and ensures the direct mechanical connection with the front gear adjustment system.

WORLER SPACE 8X12X29.5 BIREL

The rocket spacer is a key element for the set-up your kart. By moving these rings on either side of the rim on the rocket axis, you widen or shrink the front channel, which directly influences the "grip" and the accuracy of the cornering.

• Quality aluminum: Designed in high strength aluminum to ensure maximum lightness without compromising on strength.

• Anodized finish: Surface treatment that not only protects against corrosion, but also allows you to customize your kart.

• Standard dimensions: Designed for rockets Diameter 25 mm (Standard most common in competition karting).