The Glock 21 in .45 ACP is served in several flavors, including Gen5 with MOS. Whichever one you have, here are 21 great Glock 21 accessories.

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The Glock 21 in .45 ACP is served in several flavors, including Gen5 with MOS. Whichever one you have, here are 21 great Glock 21 accessories.
These three small but very cool AR upgrades will make your AR-15 just a bit handier and better tuned to your individual needs. Check ’em out!
CAA’s MCK TAC is a downsized PDW conversion kit, similar to their previous MCK – but smaller, and using sling tension for stability.
Cheap and eas is how we like our AR 15 mods. Check out these inexpensive AR 15 upgrades of the DIY variety.
Ever consider how important the mag release button is? Without it, you can’t quickly and easily drop your mag to replace a new, fully loaded, freedom-round holding mag. If you’re in the market to build an AR or need a replacement part, check out Strike Industries new AR Modular Magazine Release (MMR).
I do love the CZ Scorpion, but I admit it has some inadequacies that should and could be addressed. That lead me to choose these specific Strike Industries parts and pieces to address the ergonomic issues: the Pistol Grip, Safety, and Magazine Release.
The CZ Scorpion helped kick off the PCC craze and has become extremely popular. This popularity results in upgrades like the Strike Industries Scorpion Mag Release.