SSBC brake proportioning valve
Fine-tuning for your braking.
SSBC's light and tidy, knob-type proportioning valves can be installed almost anywhere in the brake lines. They allow you to tweak brake bias in big or little increments simply by twisting the large adjuster knob as needed.
Brake Proportioning Valve, Knob Adjustment, 1/8 in. NPT, Single Inlet/Outlet, Aluminum, Black Anodized, $49.99 each