RK Racing Chain 520SO-112 (520) O-ring chain
520SO O-ring chain for street and off-road use with 112 links and master link included. Provides lubrication seal and smooth power transfer; rated for up to 400cc and 60 HP. Customers note good quality and durability, with mixed feedback on fit and installation
Highlights
- O-ring sealed to reduce lubricant loss
- Suitable for on-road and off-road up to 400cc
- Includes connecting link (master link)
Pros
- O-ring lubrication seal
- Suitable for street and off-road use up to 400cc
- Includes master link
- Relatively durable with good lubrication
- Balanced performance and affordability
Cons
- Mixed feedback on fit and installation
- Some reports of master link issues or missing connecting link
Best For
Features
- Traditional round O-ring chain blends performance with affordability
- O-ring uses Nitrite Butadiene to seal lubrication with minimal drag
- Suitable for sealed-chain motorcycles up to 400cc, street and off-road
- Max chain width 21.7 mm; weight per 100 links 3.39 lb; master link included
