Compact Hydraulic Brake Master Cylinder with Reservoir for Trailers and RVs

This hydraulic brake master cylinder is designed for trailers, RVs, utility vehicles, and custom setups. It converts mechanical force into hydraulic pressure for reliable braking. The metal body features a built-in cylindrical fluid reservoir, saving space while maintaining fluid capacity. It includes a sturdy mounting flange, direct pushrod, and secure clevis end. This single assembly does not include mounting screws, allowing you to choose fasteners for your specific vehicle. Suitable for DIY mechanics and upgrades.