The MGM Brakes 3636 Standard Stroke Spring Brake Chamber is designed to provide reliable and durable braking performance. This brake chamber features a service size of 36 and a stroke of 3". It is constructed with nylon reinforced diaphragms for heavy duty applications, a tamper resistant parking chamber design, a corrosion fighter composite spring guide, and a reinforced non-pressure chamber housing with welded mounting bolts. This brake chamber is designed to provide reliable and durable braking performance in a variety of applications. FleetPride is your First Click in Heavy Duty®.