Brenneke usa 12ga 3" mag crush 1-1/2oz slug 5rd 50bx/cs FEATURES-12 gauge-3" shell length-1.5 oz-656 grains-Lead point with ribs that point to the right ensure smooth choke passage-Force of more than 3.800 ft/lbs-Muzzle Velocity:1604 FPS Other Features: For rifled barrel only, flat trajectory, very powerful