Category Archives: Gunsmithing
There are several choices for those wanting a big bore in an AR-15. The .458 Socom uses the ubiquitous .458 bullet – the same bullet used in the .458 Winchester – so there exists a great selection of suitable … Continue reading
The following documents the build of an AR-15 upper chambered for the .300 Whisper, also called the .30-221 Remington or .300-221. This build utilizes a factory-made upper receiver frame (the same one used for .223), so the predominate focus is … Continue reading
First, as always, gather your materials. You’ll need: A piece of scrap ~3″ long by 3/4″ diameter One ball bearing, as close as you have to 1/2″ is handy. You can adjust this to any size over about 3/8″ – … Continue reading
Wrenches for installing AR-15 barrel extensions are extremely specialized, and ridiculously expensive. The wrench described here is suitable for torquing the barrel extension to the 140 ft/lb specification, and will also work for grabbing 1″ barrels as well.