The Royal Star line of slugs from Rio comes in both 12-gauge and 20-gauge sizes to suit your particular weapon - they are also available in a 12-gauge low recoil version. Each slug measures 2 3/4 inches long and is loaded with 1 or 7/8 ounces of shot respectively.Available in a convenient 5-piece box for easy carry these slugs are exactly what you need to take down both large and dangerous game. With these slugs on hand you can be confident in a premium-quality level of performance and reliability. What more could you ask for in a slug?