Shimano GRX BR-RX410 Road Hydraulic Disc Brakes po-foxwarehelm-224 this helmet works as good

this helmet works as good in a fast paced race as for a ride around town

designed to expel moisture while keeping powder and slush out

Carry virtually any bike

BRAKE TYPE

Ankle Strap: Phantom Slim

Shimano GRX BR-RX410 Road Hydraulic Disc Brakes po-foxwarehelm-224 this helmet works as good2 Piston RX410 flat mount hydraulic disc brake caliper Provides greater control for mixed terrain riding Excellent heat dissipation Convenient tool access Easy and clean bleeding system Includes L03A resin pads with improved wear resistance Attributes Fluid Mineral oil Brake Material Aluminum Brake Weight 109g Caliper mount Flat mount Disc Diameter 140 or 160mm (not included) Primary Color Black