The Tight-Wad produces patters that densely spread pellets into a 30 circle at 40 yards. This choke tube is CNC milled from chrome alloy steel. Shoots lead, cooper-plated lead, and HEVI-SHOT. Install and remove without any tools. No frills, just clean kills. Note- Will not fit the Benelli SBE II, M2, A400, or Beretta Xtrema.