Sram PC870 7/8Spd Chain

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Extremely strong. Incredibly precise. SRAM's PowerChain II increases front and load shifting performance without sacrificing rear shifting precision. The Step2 riveting process inc reases the Push Pin Power for increased strength and durability. THINGS TO REMEMBERAn equally smooth operator on city bike paths and country trailsPowerLink "no weak link" technology lets you insert. press. and lock to join links. No tools needed Show more