GRX RX600 Disc Brake Lever and Caliper Position:Front/Left 1000mm Use Stan's Tubeless Valve Stems

Use Stan's Tubeless Valve Stems when you're converting standard rims to tubeless via the taping method

Features: Hydrophilic rubber nose and ear pieces that increase grip the more you sweat

What it's built for: Building confidence and skills

R5 nylon composite outsole: delivers balance between comfort and pedalling efficiency

GRX RX600 Disc Brake Lever and Caliper Position:Front/Left 1000mm Use Stan's Tubeless Valve StemsShimano GRX ST RX600 2x11 Speed Left Drop Bar Shifter Hydraulic Brake Lever with BR RX400 Flat Mount Caliper, Pre Bled Hose. FEATURES: ST RX600 Dual Control shift brake levers provide the same light shifting operation as top tier systems Anti slip lever design Reach adjust mechanism allows lever to be adjusted to suit any hand size, type of riding and individual rider preferences BR RX400 disc caliper features Shimano ICE Technology for excellent heat