TA Speed 10/11 Speed Chainring BCDTA Speed 10/11 Speed Chainring 110mm BCDThis strong and durable, heat-treated aluminium alloy chainring is the perfect replacement for use in your 10/11 speed road drivetrain. With a BCD of 110mm or 130mm for easy installation on your crankset, this reliable model provides top-end chain engagement as you soar out on the road. Finally, what's most impressive is it features traditionally lathe-cut teeth for a more accurate and efficient formation, making it ideal for smooth and fast shifting.Features: Material: 7075 T6 Aluminium Alloy Speed: 10/11 speed BCD: 110mm or 130mm options available to selectBuy TA Components from Chain Reaction Cycles, the World's Largest Online Bike Store.