Thex9 utilizes SRAM's famous shifting technology in a super-light,slim chassis. Thex9 sets the standard for performance,weight,materials and good looks.? ¢ Medium Cage? ¢ Speeds: 9-speed? ¢ Material: Aluminum,alloy,links and forged B-knuckle,high-strength Grilon ® P-knuckle,sealed cartridge bearing upper pulley,aluminum cage? ¢ Weight: 204 grams? ¢ Compatibility: SRAM,1:1Brand: SRAM
