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 …

Jan 7, 2026 · Is the M4 carbine a “retro” configuration now (Page 1 of 2) Previous Page / 2 Next Page

Jun 11, 2025 · A1 upper with or without M4 feed ramps - is it necessary? 1st retro build, and all my other upper receivers have had M4 feed ramps. My build is based of a Carbine. I have read mixed reviews …

Jan 3, 2021 · I just noticed ( guess I’m behind the times lately) a few Turkish Benelli M4 clones on the market and was curious if anyone has compared them to see which one is the better of the offerings. …

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Jul 10, 2006 · They have M4 barrel extensions and have the same profile as an A2 barrel, just 4" shorter. Normal mid length handguards are 9", so a 9.5 rail won’t cover much of the has block.

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 …

Jul 7, 2011 · The M4 is a conventional forces weapon system, and is totally separate from the SOPMOD program and SOF modifications, though they were "inspired" by the SOPMOD program, almost …

Jun 24, 2021 · I have shot an M3 and own an M4. Like the users above said the M3 will kick more due to being recoil and/or manually operated. I love big bores so the recoil doesn't bother me on the M3, …

May 14, 2024 · Here's my M4A1 clone. EDIT: Actually just an M4 clone as I just learned. Always thought the flat top upper came in with the A1 upgrade but apparently that was an XM4 to M4 …