Sram pg970 9 speed mtb cassette
Sram pg970 9 speed mtb cassettefrom the toughest world cup courses to the smoothest bike paths sram powerglide ii cassettes bring the right combination lightweight materials durable construction and precise engineering to the ride type powerglide iispeed 9finish satin chromeweight 340g 11 32t buy sram components from chain reaction cycles the worlds largest online bike store