Building a .450 Bushmaster AR-15 Hunting Rifle With Off-the-Shelf Parts

By Josh Wayner

Josh Wayner builds a .450 Bushmaster AR-15 Hunting rifle from off-the-shelf parts, but the build runs into trouble. Keep reading this series & see what the issues were and how they can be resolved. (All modifications to rifle parts should be checked by experienced gunsmiths before use, and AmmoLand News does not recommend you try this build at home, this article series is for educational purposes only.)

GRAND RAPIDS, MI USA -(Ammoland.com)- The .450 Bushmaster is a unique case in today’s hunting and shooting world, both literally and figuratively.

In this article, I will be building an AR-15 with the help of my good friends at Brownell’s. I will delve into some of the good, the bad, and the ugly as far as this cartridge is concerned and I’ll show you how to make a gun that shoots well.

One of the most interesting parts of the .450 BM is that it is a really terrible cartridge in almost every sense of the word. It is large and heavy, despite being designed around lightweight semiautomatic rifles, is relatively slow, has a rebated .308 size case head, and a somewhat undefined performance spectrum. …Read the Rest

Source:: AmmoLand