D.I.D Chain 520 DZ 2 G&B X 120 RB (SDH) Kit Bags Ds patented X-Ring is superior

Ds patented X-Ring is superior to other O-Ring designs

Velocity Flow ventilation

grease and oil from your chain or engine with little effort

Strategically placed stretch-mesh ventilation and laser-cut perforations in key areas for advanced airflow

D.I.D Chain 520 DZ 2 G&B X 120 RB (SDH) Kit Bags Ds patented X-Ring is superiorD. I. D is the world's number one OE parts supplier for Japanese and European motorcycle manufacturers and offers supperior motorcycle chains and rims. D. I. D brand drive chains and aluminum rims are all manufactured in Kaga, Ishikawa prefecture, Japan and supplied through motorcycle dealers worldwide. These top quality products are meticulously made by skilled technicians in order to provide outstanding performance for all riders. Worlds #1 Genuine