The Alpinestars AK-1 Kart Rib Protector is a high-performance and race-orientated karting body protector. Ergonomically designed and constructed with weight-saving materials to ensure a superb fit. Super easy to wear as well as put on or remove due its clever use of a speed-lace closure system and dual adjustable elastic shoulder straps. Pre-curved to offer a snug fit without obstructing movement and designed to minimize the distance between the seat and back. The AK-1 Kart Rib Protector offers superior protection while being super light and comfortable to wear. FIA 8870-2018 homologated.