When SRAM began developing XX, they were looking to create the lightest, most precise and technically advanced components possible, and boy have they delivered! The XX Front Derailleur is crafted from forged aluminum and steel to ensure a ridiculously low weight, while still delivering the precision and durability SRAM is known for. Plus, this beauty has been painstakingly engineered to throw down the fastest and smoothest front gear changes you've ever experienced. SPECS : Speeds : 10 Speeds Crank Rings : Double Max Chainring Clearance : 45 Teeth Cable Pull : Bottom Clamp: 34.9 Style : Traditional Weight : 118g Derailleur Capacity : 15 Crank-FD Type: SRAM 2x10 Chain Compatibility: Shimano 10,SRAM 10