Iris • Motorsport equipment

219 IRIS Chain

IRIS #219 kart chain has a pitch of 0.375 inches and a roller diameter of 0.306 inches, making it slightly larger than the more common #35 chain. The #219 kart chain is known for its strength, durability, and resistance to stretching, which is important in high-speed racing where power transfer is critical. Its construction consists of solid bushings and rollers, as well as heat-treated pins and side plates, which pr