D.I.D Track / Single Speed / BMX Chain - ECO - SILVER Hardened 1/8" Bicycle Chain. Perfect for your Track, Fixed Gear, BMX or Single-Speed bike. Made by D.I.D, who makes the world's No.1 Motorcycle Chains. Since motorcycle drive chains will be used under the most rigorous conditions, the ultimate technologies provide resistance to wear, durability against fatigue, and quiet operation. D.I.D motorcycle chains are trusted and highly rated-that's why our chains are used in major motorcycle races, such as Moto GP, World Endurance Championship, Motocross, and the Paris-Dakar Rally. D.I.D is the number 1 global brand. 1/2" x 1/8" size, 106 links with a master link. Silver finish.