So vented to the rear of the shroud ? Hole or holes in the tubing or in the base cap ?Either is fine. Vent is quieter, but will also vent lead dust. Plenty of guns have either.
If you look at the hajimoto'd gauntlet 1 you'll see that they would be vented with 3 holes about 2" from the rear.So vented to the rear of the shroud ? Hole or holes in the tubing or in the base cap ?