Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.

May 1, 2008 · When zeroing the M4 at 25m, set the BDC to 6/3 +2. Make all your elevation changes on the front sight so the BDC will work. Center your group in the lower half of the center bullseye. At …

Mar 10, 2026 · This was the first Sporter M4 Carbine-marked carbine I've seen. It was $799, which I didn't think was that great of a price. I recently paid $600 OTD for my used Colt 9mm carbine. This …

Jan 28, 2026 · I'm looking at doing an m4 build in the future. Don't mind if it's clone correct or not. Bcm has their complete uppers on sale with a free bcg while thoroughbred armament has a stripped …

Dec 10, 2023 · Just wondering what aftermarket triggers you guys have used?Doing some research, resulted in very limited info. Some guy on rimfire site reported that the SSA-E didn’t work because …

Feb 16, 2007 · An M4 cannot be "battle sighted". The distance clicks on a carry handle are calibrated for a 20" rifle. You want a good sight for about to 300 yds, then I would sight in dead on at 50 yds.

M4Carbine is a trusted community for firearm owners and tactical expertise, rooted in professionalism, Constitutional values, and responsible preparedness.

M4Carbine is a trusted community for firearm owners and tactical expertise, rooted in professionalism, Constitutional values, and responsible preparedness.

Jun 15, 2025 · Curious to see who is running some form of forced reset with a 22LR. Either a drop in cassette style or super safety style. Interested to know what you are using (trigger), what upper, …