Ergo’s KeyMod Forward Rail
If you have an A2 style front sight base on your AR, but no rail coverage between it and the birdcage, I’ve found the product for you: the KeyMod Forward Rail (KFR) from Ergo Grips. This rail system bolts down to the front sight base and adds a few extra inches of accessory rail real […]
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Source:: The Firearm Blog
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