Inline Quick Release Valve 401145: Mounts Between Tractor Protection Valve and Air Lines.

• Rapidly releases air pressure from trailer brake lines.
• Faster release of trailer service brakes when installed on service side gladhand.
•  Quicker application of trailer service brakes when installed on the emergency side gladhand.
• Can be used on double and triple trailers.
• Measures 1.5″ (3.8cm) diameter x 3.5″ (8.9cm) long.
• Flow Rate:
Forward – 9.0 SCFM at 2 PSI
Exhaust – 8.0 SCFM at 2 PSI