The HSM .300 Weatherby Magnum 180gr GameKing load (brand part no. 300WBY-18-N) is aimed at hunters who need long-range accuracy and strong terminal performance from a belted magnum. HSM loads a 180-grain spitzer boat tail GameKing bullet, a sleek profile meant to cut wind drift and keep the trajectory flat. HSM describes the controlled expansion as delivering deep penetration and high energy transfer in the field. It suits open-country hunting for elk, moose and deer, and each box is 20 rounds of rifle ammunition.

Key Specifications

• The chambering is .300 Weatherby Magnum, a belted magnum cartridge that needs a rifle marked for it.
• The bullet weighs 180 grains, the weight HSM lists for this big game load.
• The bullet is a spitzer boat tail GameKing, a design made to reduce wind drift at distance.
• Each box holds 20 rounds, enough for load testing and a full hunting trip.
• HSM lists the intended use as big game hunting in open country, including elk, moose and deer.

Frequently Asked Questions

Which cartridge is this ammunition loaded in? It is loaded in .300 Weatherby Magnum and is for rifles chambered in that cartridge.

What bullet does this load use? It uses a 180-grain spitzer boat tail GameKing bullet, designed for a flat trajectory, less wind drift and controlled expansion.

How many rounds are in a box? A box holds 20 rounds of .300 Weatherby Magnum.

Buy the HSM .300 Weatherby Magnum 180gr Spitzer Boat Tail GameKing Ammunition, 20-Round Box

For a hunter reaching across open country, a heavy GameKing bullet in a Weatherby magnum case is a serious pairing. Order from our Lubbock, Texas gun shop and it ships fast to your door.