175w 4K Metal Halide Lamp (Horizontal Burn). 175 watt VENTURE 4K high output lamp. Horizontal operation only. Glass envelope clear. Pin must come to rest at the 9:00 position. Rated best of all standard Metal Halide Lamps. Manufacturer's Code: 57330 The High Intensity Discharge metal halide grow lamps from Venture originally were and still are used for street and warehouse lighting. They have been selected for use in horticul... — Ships from Portland, Oregon USA....more info.