Robinhood493
Well-Known Member
- Joined
- Aug 23, 2011
- Messages
- 99
I want to try a muscle brake on my new .300RUM build. Should I get the 4 port or 4 port magnum? CSR site says that the 4 port will work for the Ultra's, but would the 4 port magnum be a little better at recoil reduction?
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