Hope RX4+ Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Orange CheckoutSpec= 2021 38 FIT4 E-Bike 8mm Width 38cm Material Aluminum

8mm Width 38cm Material Aluminum Color Black

rails steel top ultra suede color black LxW (mm) 260x250 weight 1087g

AXS battery/charger

15mm x 110mm boost floating thru-axle axle design Steerer Type Tapered Lockout Switch Crown Brake Type Post Mount 180 Negative Spring Air Travel (mm) 120 Offset 44 Axle to Crown Length 531 Front Axle 15mm Thru x 110mm Maximum Tire Width 66 S

May work with other brands - check manufacturer's torque recommendations

Hope RX4+ Disc Brake Caliper - Front Flat Mount Direct +20mm Mineral Oil Type Orange CheckoutSpec= 2021 38 FIT4 E-Bike 8mm Width 38cm Material AluminumThe Hope RX4+ mineral oil type caliper builds on 25 years of experience designing and manufacturing hydraulic disc brakes and transfers that knowledge into the world of road and cyclocross drop bar brakes. A precision CNC machined monobloc design results in a stiffer caliper to give unrivaled feel and modulation. CNC machined monobloc design creates a stiffer caliper reducing the fuzzy lever feel and brake pad rub Slimline 4 piston lightweight design