You are purchasing 6 (six)bulbs. Sylvania GTE Metalarc Metal Halide Lamps.
R means this lamp may be operated in any burning position. Please read the detail on picture.This was used not only plants but also like parking lot lights. Package give me telephone number. Please direct inquiry to 1 800 lightbulb. The item "6 Sylvania GTE 1000watt Metalarc MH Lamp grow light M47 Ballast USA made vintag" is in sale since Friday, June 26, 2020. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics\Grow Lighting & Accessories\Grow Lights & Light Bulbs". The seller is "booppi" and is located in Huntington Beach, California. This item can be shipped to United States.