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Hunting
Long Range Hunting & Shooting
7 mm hart cartrige
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<blockquote data-quote="ann brezinski" data-source="post: 874706" data-attributes="member: 10570"><p>sirs,</p><p>bobby hart has awilcat round that uses the 7 mm remington case as a base.it has the shoulder blow out to 40 degrees and gains some more powder space.</p><p>my ? is is the shape of the shoulder increase the efficencey of the case to gain more veloicty?it picks up i beleive 3 or 4 more graines of powder also.</p><p>the way i look at this is i can use 7 mm mag s iif i have to veses say the 7 mm on the 300 winchester case.he has told meit will gain about 100 fps with a 175 grain bullet and do 3450 with a 150 grain bullet.</p><p>any thoughts on this?also does any of you own one of these /</p><p>GARY B.</p></blockquote><p></p>
[QUOTE="ann brezinski, post: 874706, member: 10570"] sirs, bobby hart has awilcat round that uses the 7 mm remington case as a base.it has the shoulder blow out to 40 degrees and gains some more powder space. my ? is is the shape of the shoulder increase the efficencey of the case to gain more veloicty?it picks up i beleive 3 or 4 more graines of powder also. the way i look at this is i can use 7 mm mag s iif i have to veses say the 7 mm on the 300 winchester case.he has told meit will gain about 100 fps with a 175 grain bullet and do 3450 with a 150 grain bullet. any thoughts on this?also does any of you own one of these / GARY B. [/QUOTE]
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