8115AL Finish: Metallic Aluminum Features: -Track light.-CMH luminaries offer up to 70pct energy savings vs. incandescent spotlights with 3 to 4 times longer lamp life.-Track attachment fitting: Molded polycarbonate.-Rotates into track and locks into place with the use of push tabs.-Track adaptor housing: Die-cast aluminum.-Solid brass, extends for connection to 2nd circuit in advent track.-Ballast Housing: Extruded housing with die-cast aluminum covers.-Ballast: High power factor metal halide electronic ballast.-Lamp housing: 0.04" aluminum.-Inner housing: 0.04" aluminum.-Reflector knobs: Steel zinc-plated knurled knobs, secured the reflector without too.-Protective glass: 0.13" tempered glass. Ultra-violet (UV) attenuation barrier.-Housing cover: 0.04" aluminum. Options: -Available in Metallic Aluminum, Matte Black or Matte White finishes. Color/Finish: -Cover knobs: Color steel knurled knobs, detaches housing cover without too. Specifications: -Pivot mounts: Allows for 350 horizontal and 0-90 vertical rotation with tensioned mounts for controlled aim.-Thermally protected, 0.64A maximum input current, 77W input power.-Lock G8.5 base bi-pin, self centering lamp design. 5KV (750V) pulse rated porcelain body socket with nickel-plated contacts.-18 AWG teflon leads with fiberglass outer sleeve.-Accommodates: 1 x 70W T4.5 CMH (M98) G8.5 Bi-pin base (bulb not included). Dimensions: -Overall dimensions: 8.88" H x 3.38" W x 5.25" D.