110g and 125g bullet heads

375 mag

Well-Known Member
Hi, anybody used either 110g or 125g Hornady ECX - CX or Barnes TTSX in 308. How did you find them?
 
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Hi, anybody used either 110g or 125g Hornady ECX - CX or Barnes TTSX in 308. How did you find them?

At the sub 150 metre ranges I shoot deer I reckon the 110gr TTSX have advantages over the 130gr and 150gr versions in my 308W. Because of the good penetration from the high retention of mass, and because the lighter bullet expands to the same diameter "piston" the 110gr bullet delivers similar terminal energy at 150 metres. A higher percentage of that energy is derived from velocity rather than mass, which is scrubbed off so there is less residual energy beyond the target. They have a slightly flatter trajectory. I also managed to get slightly better groups at 100yards from the two flat bottom 110gr bullets I have been using, TTSX and the V-MAX.

I have used the factory Hornady Superformance 150gr GMX, the precursor to the CX, which also worked well on Fallow and Roe, and have found good loads with 125gr and 150gr GMX....I would expect the CX to be as good and probably more versatile if you believe the Hornady blurb...some people claimed the GMX were too hard for the lighter skinned / bodied animals...but it was fine with both chest and neck shots in my albeit limited experience.

I am currently in the process of working up loads for the Barnes 110gr TAC-TX and the 126.5gr YewTree bullets which should extend my effective hunting range a bit further. On paper and by report they fragment at close range/high velocity but will still expand at further distance and /or lower velocity than my current 110gr TTSX.

The end result on neck and chest shot Fallow, Roe and Muntjac with the 110gr TTSX has been fine, but I have an opportunity to shoot out to 250 yards on a new permission so am exploring some options.

Alan
 
At the sub 150 metre ranges I shoot deer I reckon the 110gr TTSX have advantages over the 130gr and 150gr versions in my 308W. Because of the good penetration from the high retention of mass, and because the lighter bullet expands to the same diameter "piston" the 110gr bullet delivers similar terminal energy at 150 metres. A higher percentage of that energy is derived from velocity rather than mass, which is scrubbed off so there is less residual energy beyond the target. They have a slightly flatter trajectory. I also managed to get slightly better groups at 100yards from the two flat bottom 110gr bullets I have been using, TTSX and the V-MAX.

I have used the factory Hornady Superformance 150gr GMX, the precursor to the CX, which also worked well on Fallow and Roe, and have found good loads with 125gr and 150gr GMX....I would expect the CX to be as good and probably more versatile if you believe the Hornady blurb...some people claimed the GMX were too hard for the lighter skinned / bodied animals...but it was fine with both chest and neck shots in my albeit limited experience.

I am currently in the process of working up loads for the Barnes 110gr TAC-TX and the 126.5gr YewTree bullets which should extend my effective hunting range a bit further. On paper and by report they fragment at close range/high velocity but will still expand at further distance and /or lower velocity than my current 110gr TTSX.

The end result on neck and chest shot Fallow, Roe and Muntjac with the 110gr TTSX has been fine, but I have an opportunity to shoot out to 250 yards on a new permission so am exploring some options.

Alan
Cheers for the detailed reply. I'm about to run out of the hornady 150 GMK so was considering my options.
 
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