Upgrading Your Krytac CRB | Make your M4 even better
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We all know that the Krytac CRB is a great gun. Their internals are flawless, and the external full metal upper and lower are great. However, the next step in owning any gun is making her look even better. Here are a couple upgrades that we thought made the gun look better and can add to its performance on the field.
Check out all the upgrades, and the gun at airsoftmegastore.com.
Krytac Trident CRB: