Extremely 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
• PowerLink® "no weak link" technology lets you insert, press, and lock to join links without the need for tools