Alpinestars Bionic Rib Protector Color:Black/Yellow Wipe it down before bolting

Wipe it down before bolting on to remove any dust from shipping

Pre-assembled units save time versus sourcing and rebuilding individual components

You can wire them to stay on whenever the ignition is on

and fasteners are not included—use your factory hardware or sourced separately from your local parts store

Outer Diameter: 90mm each

Alpinestars Bionic Rib Protector Color:Black/Yellow Wipe it down before boltingAlpinestars Bionic Rib Protector Lightweight Kart Rib Protection Engineered for Performance Every racer knows the rib cage takes a beating in competitive karting. The Alpinestars Bionic Rib Protector offers precision engineered, lightweight protection that keeps you comfortable and in control. Designed for both amateur and professional kart drivers, this kart rib protector is ideal for minimizing fatigue while safeguarding against high impact forces.