ARK HBRM34Z Zinc Hydraulic Brake Arm | Fits 3/4" Master Cylinder

The ARK HBRM34Z Hydraulic Brake Arm is specifically designed to fit 3/4" master cylinders, making it a perfect choice for a wide range of trailer braking systems. This model is zinc-plated, offering enhanced corrosion resistance—ideal for marine, boat, or coastal trailer applications exposed to moisture.

Manufactured from heavy-duty steel, the HBRM34Z provides reliable performance in demanding conditions. It’s engineered for easy installation and long-term durability, ensuring consistent braking support for utility, boat, or caravan trailers equipped with hydraulic systems.

Specifications:

Feature	Details
Brand	ARK
Model	HBRM34Z
Type	Hydraulic Brake Arm
Finish	Zinc-Plated (Corrosion Resistant)
Material	Heavy-Duty Steel
Master Cylinder Fit	3/4" Diameter
Application	Trailer Hydraulic Brake Systems
Installation	Bolt-On
Use Case	Boat, Utility, and Box Trailers