May 7, 2014 · The Spike's Tactical ST-15 LE Multi. Cal. AR Lower Receiver Group is the standard lower that all ST-15 LE Rifles are assembled with. The selector markings are bullet pictograms. $259 for a …

Mar 3, 2011 · Just bought a new AR 15 (M4) built with a lower receiver from LRB Arms. I've known that they produced quality custom M14s but didn't know they did AR 15 work. Any experience or opinions …

Nov 23, 2019 · 3. Put the lower parts together with the lower receiver. If you are building from an 80% lower you find the 80% lower you want, have them ship it to your house, finish the lower, then repeat …

Jul 23, 2013 · Probably a stupid question, but is it possible to build with a ar15 lower and use a 7.62x39 Upper Receiver? What kind of twist rate should I be looking for? anything else?

Oct 31, 2025 · The MP5 Leber V2 is a replacement lower housing for the MP5 and MP5 Clones. This lower converts the fire control group to an AR-15 Fire Control Group (FCG) and enables the use of …

Sep 3, 2020 · So I have a new PA10 gen 3 upper and I have a DPMS 80% lower that I have not milled out yet. Do the PSA gen 3 uppers fit DPMS lowers? Anyone have any experience with that? After 2 …

Dec 18, 2025 · Good deal on a high quality binary trigger @ Franklin Armory, the BFSIII AR Essential binary trigger as cheap as I've ever seen it. Check your local laws before purchase.

Dec 10, 2020 · BCA AR-15 complete upper assemblies include a BCG and ch. and are available in various lengths and calibers including 223 Wylde, 7.62x39, and 300 Blackout!

Jul 6, 2016 · Building an AR and building my first one using something besides a milspec grip. I ordered the Palmetto State Armory MOE+ LPK When I installed the grip there was a HUGE gap at the rear …

Dec 27, 2023 · The Serbu RN-50 is a compact single-shot barreled upper assembly interfacing with what amounts to a cut down AR-15 lower receiver. The lower still utilizes the AR’s grip, hammer, …