For standard AR15 lowers and M249 based box magazines and pouches.
The Inoculum-Group, MCR/MFR Compatible Magazine Adapter, is a tough anodized aluminum magazine adapter that allows use of m249 ammo pouches and belt box magazines in standard AR15 lowers. This adapter properly locates the belt fox for use with the MCR/MFR upper receiver groups. Offering a more robust mag adapter than 3D printed version. The ball detents provide a secure fit removing excessive wiggle. The windowed design eliminates excess weight while retaining significant wall thickness for strength and longevity.
$85.00
49 in stock (can be backordered)
A more robust solution over 3D printed options.
Works with standard AR15 magazine wells and M249 Dovetail based belt boxes and pouches/nutsacks.
Correctly locates belt box forward for compatibility with MCR/MFR belt fed uppers.
Q: Why should I buy from Inoculum Group?
A: We shoot our customers straight. If you buy it from Inoculum, it’s going to work. It’s going to be a quality part at a good price.
We only carry products that we’ve either designed and manufactured ourselves, or ones we’ve tested and stand behind. With Veteran ownership and 40 years of combined experience in the industry, we know our industry and building trust with our customers is our #1 goal.
Q: How is this better than a 3D printed version?
A: Our parts are machined from aluminum for improved durability and the ball detents provide a secure fit removing excessive wiggle.
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