– Includes printed base foregrip, collar, aluminum bolt arms, muzzlebrake, clear barrel shroud, reinforcement rod, and screws.
– Adds a pump-action foregrip to the ESPER.
Original design by captainslug on Thingiverse. Used with permission. A percentage of all sales of this product will go to captainslug.
npc0017 (verified owner) –
Love it. The prime is smooth and light. I think the front threaded rod was half an inch shorter than Slug’s instructions, but it still worked and fit fine.