Sram PC-870 8-Speed Chain Silver closeout allows tubeless sealant fluid and

allows tubeless sealant fluid and air to flow freely

Designed for use with the Zipp SL Speed speatpost

Optimized to work with X-SYNC rings for precise and dependable 11-speed performance

Designed to expand fit applications of Yakima's Joe series trunk-mounted bike carriers

It features a 2

Sram PC-870 8-Speed Chain Silver closeout allows tubeless sealant fluid andExtremely strong. Incredibly precise. SRAM's PowerChain II increases front and load shifting performance without sacrificing rear shifting precision. The Step2 riveting process increases the Push Pin Power for increased strength and durability. An equally smooth operator on city bike paths and country trails PowerLink "no weak link" technology lets you insert, press, and lock to join links. No tools needed