Ek Chain 520SR-100 520 SR Heavy Duty Chain - 100 Links - Natural tires-wheels-wheel-weights Overall increase in power and

Overall increase in power and torque

2000-2009 Yamaha TTR125L

2017-2018 Harley Davidson FLRT Freewheeler

2012-2018 Yamaha (Boats) RX1800 AR190

mid pipe and canister

Ek Chain 520SR-100 520 SR Heavy Duty Chain - 100 Links - Natural tires-wheels-wheel-weights Overall increase in power andChain Application: All Chain Length: 100 Chain Type: 520 Marketing Color: Natural Super economical roller chain. Standard chains have two point pin riveting. Heavy duty SR chains come with four point riveting and solid bushings for longer wear. Special steel alloy, solid roller and prestretched, shot peened parts. All SR and Standard chain includes clip connecting link.