The PG-1030 Cassette offers an innovative approach to 10-speed cassette design. Our cassette performance is optimized by material choice, tooth profile and shift ramp design for quick and positive index shifting. FEATURES a PowerGlide II(TM) technology provides super-smooth shifting between gears a Durable nickel chrome finish SPECIFICATIONS a SPEED (CS) 10s a GEARING 11-26t, 11-28t, 11-32t, 11-36t a COG FINISH (CASSETTE) Silver a TECHNOLOGY (CASSETTE) PG a COG SIZES 11-26t:11,12,13,14,15,17,19,21,23,26, 11-28t:11,12,13,14,15,17,19,22,25,28, 11-32t 11,12,13,15,17,19,22,25,28,32, 11-36t:11,12,14,16,18,21,26,28,32,36, 11-36t:11,13,15,17,19,22,25,28,32,36