338-378wby velocity

Country boy

New Member
Joined
Dec 9, 2012
Messages
3
Thinking of getting a custom rifle with a hart barrel 28 inch with muzzle brake . Chambered in 338-378 wby handloaded with 180 grain accubond and 200 grain ballistic tip using IMr 7828 or IMr 4831 powder what kind of velocity should I expect ?
 

toddc

Well-Known Member
Joined
Jul 18, 2005
Messages
1,309
Location
sw ks
Reaaaaaaaaaaaaaally fast. Figure 3500+ easy on a 180. You have heard of the 300 smk?
 

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