Trailer Spring Brake Valve

Trailer Spring Brake Valve

• Sealco Ratio Relay - Spring Brake Priority

• Meets FMVSS-121 requirements

• Used on trailers to control both parking and emergency brake functions

• Supply: 3/8"

• Delivery (4): 3/8"

• Reservoir (A): 1/2"

• Reservoir (B): 3.8"

• Control: 3/8"

• Approx. Weight: 4.0 lbs