The MGM Brakes Service Brake Chamber with Welded Yoke & Neoprene Diaphragm is designed to provide superior braking performance in heavy duty applications. This brake chamber features a 2.5" stroke, 3/8" inlets, and a nylon-reinforced neoprene diaphragm for maximum durability. The epoxy-coated formed steel pressure cap ensures a tight seal, while the top and side air ports are 3/8" NPTF for easy installation. This brake chamber is designed to provide reliable braking performance without the need for a pressure chamber. FleetPride is your First Click in Heavy Duty®.