Hello Ernie I am contender poor. I have 37 pistol barrels and 1 carbine ,all in different calibers.They range from 17HMR to 45-70, 7mm GNR, 309,358,and 375 JDJ, 30 and 357 Herret,6.5x30-30 AI, 30-30 AI, 6mm, 6.5, and 7mm TCU,357 Max.,414,and 445 supermags. The rest are standard contender...