JB Industries 25225 Zeppelin 3/8in Aluminum 4 Valve Manifold features durable molded rubber handles that make opening and closing easier, improved stem design that allows Full Open in 2.5 turns, and surge dampened gauges for reduced needle movement. JB Industries 25225 Zeppelin also features replaceable intake/hose holder fitting for storage, color coded glow-in-the-dark refrigerant dials and all metal 3-1/8in gauges. This model does NOT include a hose set.