PC-850 Chain - 6, 7, 8-Speed, 114 Links, Gray therminal For optimal shifting a 53/39T

For optimal shifting a 53/39T chainring combinations is recommended due to ramp design on large ring

Ergonomic oval top section

improve vertical compliance

The Basis is made with a special formulated rubber compound that combines a soft 25a durometer and a proprietary additive for a combination of tackiness and durability

PC-850 Chain - 6, 7, 8-Speed, 114 Links, Gray therminal For optimal shifting a 53/39TExtremely strong. Incredibly precise. SRAM's PC 850 PowerChain II increases front and load shifting performance without sacrificing rear shifting precision. The Step2 riveting process increases the Push Pin Power for optimal strength and durability. Step2 riveting process increases the Push Pin Power for increased strength and durability Step riveted pins for strong side plate retention An equally smooth operator on city bike paths and country trails