Demco Aluminum Disc Brake Master Cylinder with Reverse Bypass Solenoid Replacement for Demco Actuators

This is an OEM replacement Master Cylinder (with Reverse Bypass Solenoid Pre-Installed) for Demco Brand Actuators. This Hydraulic Trailer Brake Master Cylinder is a direct replacement for the ones found in Demco Actuator Models DA66b, DA86, DA91, DA10, DA16, and DA20.
This is the Aluminum Construction Version of this Demco Master Cylinder, which has a 1 1/4″ diameter Bore, making it well suited for the most Heavy Duty Applications. The Aluminum Construction also gives you added security in your trailer braking system; no need to worry about rust in your brake lines coming from an old master cylinder anymore.
This Demco Aluminum Master Cylinder installs quickly and easily to your Trailer Brake Actuator through the 4 mounting holes on top and the included mounting hardware.
Features:
– Aluminum Construction (1 1/4″ Diameter Bore) – Disc Brake Master Cylinder
– Pre-installed Lockout Solenoid
– Easy 4 bolt installation, hardware included
– fits DA66b, DA86, DA91, DA10, DA16, and DA20.