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Hello Guys, I have recently done some more testing using a bullet that I designed from an original Holland & Holland 12-bore bullet. The ones in the photos weight 888-grains in 15:1 alloy and with 250-grains of Olde Eynsford 1-1/2 black powder, the velocities measured with a Magnetospeed Sporter chronograph, alternating right and left were: 1486 ft/s 1495 ft/s 1493 ft/s 1506 ft/s 1496 ft/s These shots were fired after eight previous shots without cleaning the bores first. The custom bullet mould was made by Accurate Molds, LLC in about two weeks. The quality is excellent and it only cost me $78 plus shipping! As you can see on the target, the barrels are crossing slightly and also a little to the left. The front sight is bent a bit to the right so that's likely what's going on there. I have an order in for a 1000-grain version of that bullet mould and if that doesn't uncross the barrels, I'll leave well enough alone because it ought to uncross at least a little more and that's certainly good enough for what this rifle was probably meant for. That's all for now. Cheers, Jim |