Extremely 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.

FEATURES

• Our most economical 9-speed PowerChain II
• High-quality shifting performance
• Chrome Hardened rivet pins for increased durability, gray-colored plates, and our PowerLink "No weakest link" closing system

TECHNOLOGY

POWERCHAIN II

Extremely 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.