. The mil actually only specs M4 feed ramps for use in its M4s. They get in A2 uppers with standard feed ramps and if you want M4 ramps, they hand cut them themselves and then paint over the cuts. Im looking for a standard USGI upper for my build, if youre interested PM me and maybe we can work something out. Then the manufacturer discontinued the barrel. sounds like a good excuse to buy a dremel. forum.accurateshooter.com/threads/modify-ar15-a2-barrel-extension-for-m4-feed-ramp.4023404/, Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.5060.114 Safari/537.36 Edg/103.0.1264.62. You do not pay anything extra and your purchase helps support our work. Four healthcare start-ups win Start?Zuschuss! These cookies track how you use our website to show you advertisement based on your interests. Rock River Arms A2 receiver with RRA laser engraving. I should have taken my own advice for once. 12 Ketchupandranch 9 hr. *Must have a registered ARFCOM account to win. They aid in feeding the round into the chamber from the magazine more easily, which make uppers and barrel extension matched. This upper is perfect for your retro builds! Now, theres nothing wrong at all with a little polish on any and all feed ramps, which can not only be done fairly easily, it can be successfully done by most at home. Rifle vs m4 feed ramps - AR15.COM Inadequate knowledge about these feed ramps can lead to lots of problems with barrels because they are essential parts to guide the bullet up and into the chamber. Billet A2 Upper Receiver, Model 635, Black Type 3 Hard coat Mil Spec Anodized with DFL, 7075 T6, comes with port door . Range Report: How Good Is the Smith and Wesson M&P FPC 9mm Folding Carbine? We use the Matomo software for tracking and analysis. The Matomo session cookie is used to track the visitor's page requests during the session. Ive been looking for an A2 barrel with an M4 extension, but Ive had no luck. 30 cal. Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. The manufacturer said they had sold hundreds of barrels with out problems reported. 's blog. I replaced the M4 feed ramp barrel with a monolithic feed ramp barrel and no more problems. Subscribe to our monthly Newsletter to receive firearm news, product discounts from your favorite Industry Partners, and more.
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