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130 grain bullet form 6.8spc AR

33K views 33 replies 22 participants last post by  Ruffus James  
No need for the larger bullets but here's data

I haven't found a need persay for the heavier bullets as I have been taking East Texas hogs with my .223 for years using a 70gr Barnes Triple Shock. But I understand the want and that's why I got a 6.8 and started loading heavier bullets.

I have used these 3 powders before and had good luck with all of them. Although I admit to having a real like for IMR 4198.

130 gr Speer Hot Cor or Hornady SST
24" test barrel
Powder Start gr. Velocity MAX Velocity My load Velocity@ 10ft
IMR 4198 20.0 2159 22.0 2317 21.4 2199 AVG 18" barrel
Ramshot X-Terminator 27.0 2307 29.0 C 2450 28.0 No Data
Winchester 748 29.0 2408 31.0 C 2547 30.2 2427 AVG 18" barrel

I haven't quite found the right combo for the Barnes 130gr TTSX yet.

I have the following equipment:

20 inch Bison 1:11 intermediate gas system barrel on a Vltor MUR 1 upper.

I need to load 130 grain bullets to hunt Texas hogs. I fear that 110grain will be too light.

I read that the 130 grain bullt will stablize with the 1:11 twist.

Using 22.9 grains of H4198, can the 130 grain bullet be inserted in the case and the COL be set so they will feed correctly from the magazine? Hornady recommendes the COl for the #2730 130grain SP bullet be set at 2.355 inches.
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