Master Mechanic 218094 Aluminum Level with Black Abs Plastic, 48"The Master Mechanic 48 in. Aluminum level is a lightweight level that is ideal for around the house projects. Heavy duty aluminum frame assures durability and accuracy. 3 vials oriented to show level, plumb & 45 degree. Black abs plastic for better contrast when viewing the vial. Rugged aluminum frame resists warping & plastic abs end caps protect the frame. 48" 3 vials oriented to show level, plumb & 45 degree Heavy duty aluminum frame assures