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RE: 50-70 Shiloh Sharps Military Rifle
Nice day to be out on the range. Shiloh Military Rifle at 200 yards bench rest Target SR 42 (300 yard rapid fire reduced for 200). Blade block front and semi-buckhorn rear. Wiped between shots: 1 wet and 1 dry. Load#1.) Fired neck sized Bertram brass, CCI BR 2 primer, 70.0 grains Swiss 1.5 fg, Powder level with 1 OJ card .155 from top of the case, compressed .363 to .518 total from case mouth. 1/8" DGL lube wad followed by 1 OJ card just put snug on the grease wad. Bullet carefully seated on top to give OAL of 2.550. These fit tight and will not fall out when upside down and shaken. 2 sighter's 6 inches right of center, tapped left and two landed 4 inches left of center. Tapped a bit right and pretty much down the middle. Another tap or so and following shots were right down the middle on top of the front sight just below the bull holding a line of white. Satisfied they are just on top of the front sight at 200. 1 great 3 shot group at 1inch horizontal and 1.25 vertical. Load#2.) Fired un- sized Dixie brass, CCI BR2 primer, 70.0 grains of Swiss 1.5 fg, powder level with a OJ card .155 from top of the case, compressed .300 to .455 total from the case mouth. 1/8"DGL lube wad followed by 1 OJ card just snug on the grease wad. Accurate 50/470T seated to OAL of 2.535. Taper crimp to keep the bullet in when turned upside down. (They will turn in the case but not move forward). These shot center also and the group imposed on to the previous shots. 1 group of 4 shots went 1inch horizontal and 2 3/8'th vertical. I got a bit wide on several shots (4) and held up a smidge too much front blade on a few more (3). Total group size for both loads: 8" horizontal by 8 1/4" vertical. The core group for both loads went 4 3/4" wide by 3 3/4" high. Both of these loads shot pretty well and I believe could do better with younger eye's. The 50-470T's need to be seated a bit deeper in the case to chamber in a fouled bore due to the larger diameter at the top of the patch compared to the BACO straight sided .494 bullet. The BACO bullet will chamber 3 shots with no following control, the 4'th was a bit too snug for my taste. I think seated a bit deeper the 50-470T could also work for follow up shots with no fouling control. More work needs to be done but I think they would work well for hunting using paper patch bullets in this rifle.
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