SRAM PG-970 9 Speed Cassette - 9 Speed - Shimano HG Splined - 11-34T - SilverCompatible with SRAM or Shimano shifters, derailleurs and chains, the SRAM PG 970 gives you smooth shifts in a great value package. The SRAM PG 970 9 speed mountain bike cassette with PowerGlide II technology delivers optimum performance in almost any cycling conditions. Powerglide II Technology provides precise shifting and excellent wear Lightweight, efficient and stiff design, these cassettes deliver maximum accuracy Durable construction of high