The new PowerGlide 1070 cassette offers an innovative approach to 10-speed cassette design. Our Cassettes performance is optimized by tooth profile and shift ramp design for quick and positive index shifting. The cassette shifts efficiently and positively in all high-performance situations. Our new cogset features a semi-spidered construction for a maximum stiffness to weight ratio and is available in seven optimized configurations to best match a wide variety of uses. TECHNOLOGY HIGHLIGHT: POWER GLIDE Cassette technology optimized for offroad. More reliable. More durable. Better performing, thanks to an optimal tooth profile and shift ramp design for quick and positive index shifting. Go climb a mountain. SPECIFICATIONS * Weight: 359 grams (12-36) * Gear Ratios: 11-23, 11-25, 11-26, 11-28, 12-25, 12-26, 12-27, 11-32, 12-36 * Speeds: 10 * Recommended Chain: PC-1090R, PC-1090, PC-1070, PC-1050, PC-1030 * Sprockets on Spider: 3 * Lock Ring Material: Forged 7000 Series Alloy, Anodized, Laser Etched * Sprocket Material: Heat treated steel / Blast SilverWeight: 359 grams (12-36). Sprocket material heat treated steel/ blast Silver. Lock ring Material forged 7000 Series alloy, anodized, laser Etched. Recommended chain: pc-1090r, pc-1090, pc-1070, pc-1050, pc-1030. Powerglide technology allows for a unmatched transition between gears when up and down shifting. Made in the USA or Imported. SRAM PG1070 10 Speed Cassette, Silver, 12-26.Unit Count: 1.00 Count. Item Weight: 0.22 Pounds. Material: Steel/Alloy. Color: One Color. Brand: SRAM. Date First Available: April 19, 2009. Best Sellers Rank: #27,486 in Sports & Outdoors. Customer Reviews: 4.7 out of 5 stars 596 ratings 4.7 out of 5 stars. : B0026YFS1E. Grip Material: ?Steel/Alloy. Sport Type: ?Cycling. Size: ?12-26T. Included Components: ?1 Cassette. Style: ?Cassette 12-26. Model Year: ?2013. Part Number: ?FWS171226. Manufacturer: ?SRAM. Number of Items: ?1. Suggested Users: ?Unisex-adult. Material: ?Steel/Alloy. Color: ?One Color. Model Name: ?SRAM PG1070 10-Speed Cassette. Warranty Description: ?The product is replaced if broken or it is defected from factory. Brand Name: ?SRAM. Item Weight: ?0.22 Pounds. Item Dimensions LxWxH: ?6 x 6 x 3 inches. Package Weight: ?0.31 Kilograms. Item Package Dimensions L x W x H: ?5.35 x 5.24 x 2.64 inches.