SLR Rifleworks Magwell Adapter for Glock G20

Manufactured by SLR Rifleworks
SKU: MW-GL-20-G4
MPN: MW-GL-20-G4
Manufactured by SLR Rifleworks
3 Reviews

In Stock

Standard orders will ship out the same business day if ordered by 3:30 pm CST. FFL orders will ship within 5 business days or less as long as we have the information for the transfer destination.



A wider flared magazine well will make speed reloads faster and easier than ever. SLR Rifleworks short magwell adapter is a slick upgrade to your favorite Glock handgun, offering a wider funnel that allows you to smash in a fresh mag at lightning speed. Designed for the Glock 20.

  • Fits Glock 20
  • Billet 7075-T6 aluminum
  • Flared for faster reloads
  • Low profile attachment screw
  • Compatible with 10-round mags
  • Not compatible with back straps

SLR Rifleworks is a firearms manufacturer based in central Florida that specializes in bringing new, innovative parts to the AR-15 platform. SLR has even expanded into the AK-47 and Glock platforms with various components like stocks, muzzle devices, and magazine wells.
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BrandSLR Rifleworks

Ratings & Reviews

3 reviews

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Absolutely beautiful


85 bucks for a magwell?? C'mon!!! However nobody makes cheap ones for the 20/21 like other Glocks, and after having one on my 22 for so long a Glock without one just feels wierd now, to the point this thing is absolutely gorgeous!!! It's so incredibly sleek and low profile that it practically blends into the frame, yet as low profile as it is it feels great, and feeds flawlessly. Some people have complained that the mag likes to get stuck on release with this, however after dozens and dozens of feeds and released I have not had a problem, so if your really itching for a magwell for a Glock that doesn't have cheap ones available, or you want something a little more on the premium side, you just can't go wrong with this one, so much so, that when I'm ready I'll be back for another one for my G21!!!!

Awesome Magwell!!!

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Beyond comfortable, amazing quality, and it's so low profile it practically blends into the frame!!!! Loved it so much I bought another!!!

So Nice I bought it twice!!!!


Absolutely gorgeous!!!, It's very lightweight, sleek and low profile, it practically blends into the gun. It doesn't even look like an extension of the gun but more like the magwell was built into it. If your going to have to pay through the nose for a magwell, and unfortunately you have no choice on gen 4 20 and 21's this is the one to get!!!! Other reviews elsewhere have said they had issues with the mag sticking on release, I've had zero issues in both of the ones I've purchased here for my 20 and 21...