If you're working on trailer brake systems, this 110500 spring brake control valve is exactly what you need for reliable emergency stop and parking brake function. This brand new replacement part is manufactured to strict OE standards, so it works just like the original component with perfect fit and hassle-free installation. It features a 3/8-inch supply port, four 3/8-inch delivery ports, a 1/2-inch reservoir port, and a 3/8-inch control port - all the specs you need for proper trailer brake system operation. Weighing about 4 pounds, it's built from high-quality components for durability, reliability, and consistent performance on the road. This valve is crucial for your trailer's safety system, providing that emergency stop capability and secure parking brake function that gives you peace of mind when hauling. Before ordering, make sure to double-check your part numbers - it replaces Sealco 110500 and 110500X models. If you're unsure about compatibility, providing your vehicle year, make, model, and VIN can help ensure you get the right part. Properly functioning brake components aren't something to compromise on, and this valve delivers the quality and reliability you need for safe trailer operation.