Deer Feeders and Deer Feeder Accessories. Protein deer feeders, Deer Feeders, Automatic Deer Feeders, Game Deer Feeders, and more. High quality deer feeders from Boss Buck Inc. Feeders for Deer and other wildlife.
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Protein Feeder Lower Unit (w/ 5" Feed Ports)


Turn that old barrel into a protein feeder with Boss Buck's Protein lower unit. Our patented design is the best 3 or 4-way system on the market. The unit has 5" ports with 4" I.D. openings for a deer's muzzle. Accommodates the largest whitetail. We feel our unit is the most moisture resistant one on the market. Choose the system deer breeders and hunters alike choose. Choose Boss Buck's unique protein system.


Look at this product in use!!

Product Item # Price Quantity
4-Way Lower Unit 1.9 $89.99



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  Build Your Own Protein Feeder
  • Cut all but a 2" lip out of the bottom of a 55 gallon drum.
  • Elevate drum high enough to allow the funnel and down spout to clear the ground.
  • Insert funnel/spout through top of drum.
  • Pull spout down firmly. Use a 2x4 and a deadblow hammer to seat the funnel portion evenly with the 2" lip on the bottom of the drum.
  • Lay drum down on it's side and (from the inside) drill 2 pilot holes in the lip of the funnel. Insert two 1/2" sheet metal screws to secure. (Spin drum and repeat) You should have 4 screws when finished.
  • Turn drum upside down and caulk with clear silicone where the drum and funnel meet.
  • Allow to dry overnight.
  • Install 4-way with (2)bolts included.
  • Install BossBuck Barrel Band leg systems for a more moisture resistant feeder.
  • Our suggested feed height is 38" - 40" from the ground.
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