DC Gearmotors Right Angle Shaft from HMA Flow & Industrial Permanent Magnet Motor are continuous duty, TENV, with a hardened steel worm (replaceable), precision hobbed bronze gear (replaceable), synthetic oil-filled gearbox (MOBILITH SHC634 oil) lubricated for life, an internal expansion bladder on Type BA, CB and JK gearboxes to accommodate pressure build-up, suitable for horizontal or vertical mounting, reversible, and with a baked enamel finish.