Full Speed Ahead Gossamer Pro ABS Road Chainring - 50t Outer Ring 120mm BCD 4-Bolt Aluminum N11 BLK Model=Trushift Chainring Drivetrain Speeds 11 Drivetrain Speeds BK00589 Weight-346 Casing Durability:Durable Plus Grip Plus Compound Model Spike Race 33

Full Speed Ahead Gossamer Pro ABS Road Chainring 50t Outer Ring 120mm BCD 4 Bolt Aluminum N11 BLK Model=Trushift Chainring Drivetrain Speeds 11 Drivetrain Speeds BK00589 Weight 346 Casing Durability:Durable Plus Grip Plus Compound Model Spike Race 33 Drivetrain Speeds 11 Drivetrain Speeds 10 Rings 42 Defined Color Black Spindle Interface Type BB30 PF30 Number of Chainrings Chain Retaining Single Chainring BCD 110 Crank Intended Use Cyclocross Color Black Pedal Spindle 9 16" BB Included No Chainline Hub Compatibility 130 Hubs Chainline Hub Compatibility 135 142 Road Disc Hubs < 415 mm Chainstay Crank Length (mm) 172 in the back