Hydro Crunch Double Ended Wing Reflector, 18" x 17.5" x 4" Hydro Crunch Double Ended DE Wing Reflector Dimension: 18&quot; x 17.5&quot; x 4&quot; Lamp compatibility: DE MH/HPS 250W/400W/600W/1000W 98% Reflective Aluminum Reflector Socket type: Double Ended