Burris Refurbished Products Burris refurbished products have been returned to Burris by a customer, and may exhibit minor cosmetic blemishes from usage that will vary from refurbished product to product. Refurbished products and their included accessories have been restored to a guaranteed operational standard for a new product by Burris. All Burris refurbished products are covered by the Burris Forever Warranty (View Warranty). The 3-9x is the absolute staple for American hunters in all sorts of terrain and conditions. The Burris Fullfield E1 features upgraded windage and elevation knobs. It's housed in a one piece, stress-free tube that has an internal assembly that is double spring tensioned for shockproofing. This series of riflescope is rugged enough to handle a lifetime of field use, heavy recoil, and harsh vibration such as bouncing around in your side by side or back of your hunting rig.