Shimano GRX ST-RX400 Hydraulic Brake/Shift Lever - Left 2x10-Speed Black CheckoutTitle=Burley Kazoo Trailercycle - Single-Speed The Velo TT is built

The Velo TT is built for one purpose: pure speed against the clock

Optimized design for use with any chainring combination

Contrast fabricPolyester 92%

Unlike many rims the BST Asymmetric shape is designed to equalize resistance to dents and tire bead retention on both sides of the rim under extreme conditions

Shimano GRX ST-RX400 Hydraulic Brake/Shift Lever - Left 2x10-Speed Black CheckoutTitle=Burley Kazoo Trailercycle - Single-Speed The Velo TT is builtGRX ST RX400 Brake Shift Lever & Disc BrakeGravel inspired Dual Control shift brake lever and bracket ergonomics Anti slip brake lever Same light shifting operation as top tier systems Tooled reach adjust allows for lever to be adjusted to fit multiple hand sizes and riding preferences Compatible only with FD 4700 and FD RX400 front derailleurs and RD RX400 and RD 4700 rear derailleurs Rotor Included No Color Black Hydraulic Fluid Type Mineral Oil