PTR Industries in South Carolina is building the PTR91, a semi automatic version of the well designed robust Heckler and Kock 7.62mm NATO battle rifle. Once used by the German military, the G3 has been popular in the export market, being adopted by the armed forces of over 40 countries. If you watch the evening news you will see that Mexico, Pakistan and Iran all still make … [Read more...]
The roller delayed blowback design in general is becoming more and more popular as time goes on, with the recent releases of several G3 and CETME style platforms that can be had for under $1000. The parts for modifications and magazines are often inexpensive and readily available in places that sell surplus gear. Magazines can often be found for about $5 a pop, and furniture … [Read more...]
The roller-delayed blowback system can be confusing at times to understand, but I hope this video is educational in understanding how G3/MP5 type actions work. The term "roller-locked" is an incorrect description due to how this system is designed. Unlike the FAL and other popular .308 rifles of yesteryear, the G3/PTR91/C308 do not use a gas system to cycle the heavy .308 … [Read more...]
The PTR91 GI Model is a true Battle Rifle in every bit of the definition. It is durable, it has little recoil, it has great accuracy at range, and it is even modular. PTR really makes a winner with this model. This rifle has a long history before PTR got their hands on the blueprints and started making them in the US. The design can be a little finicky if not properly … [Read more...]
