TW7450 OLPT Features: -Reel with hose.-Ideal use is for gas welding (t-grade).-Designed to increase safety in the work area.-Unique design assures positive separation of gases.-Special molded o-rings prevent leakage.-Swivel body and inlet are both permanently indentified.-Machined grooves on the acetylene side to assure proper installation.-T grade hose reels are used for a wide variety of gases.-Ordering any welding hose reels you must specify the type of gas being used.-Material: Aluminum.-Hose diameter: 0.25".-O.D.: 0.5".-Pressure: 200 psi.-Inlet (F) NPTF: 0.25".-Maximum temperature: 250 F. Dimensions: -Overall dimensions: 20.25" H x 19" W.-Hose length: 50".