DonnyFL RYU QD: The Small Modular Moderator for Shorty Builds and Fast Swaps
Everything you need to set up the DonnyFL RYU quick detach moderator: indexed lock-up, sizing, adding spare baffles, the QD barrel adapter for extra rifles and keeping it fresh with the refresh kit.
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DonnyFL Sumo on the FX Impact M4: Fitment, Adapters and Backyard Friendly Setup
The DonnyFL Sumo on the FX Impact M4: how the A2 adapter threads onto the factory M20x1 shroud, choosing endcaps, felt and maintenance, and why the mono-core helps precision.
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