TYPE - QR-1 Quick Release Valve // Decreases the release time on a brake application // Exhausts air through itself rather than through the controlling valve REPLACEMENT - BendixHaldex: 229860, 229860X, 229860N // Meritor R955229860N // Midland: KN32011 // Sloan: 401144 // Tramec: 51102 // Velvac: 32018 SPECS - Crack Pressure: 1 PSI // Supply Port: 1/2" // Delivery Port: 3/8" // Approximate Weight: .8 lbs. FITMENT - Please, call your dealer and ask for the part number if you are not sure about the fitment. Then, check out if this item replaces it. WARRANTY - 1-Year Unlimited Mile Warranty - includes assurances about the quality of the item, as well as a promise to provide replacement if something goes wrong within a set amount of time. QR-1 Quick Release Tractor Trailer Valve Replaces Bendix Haldex 229860 229860N