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Thread: 18 inch 300 wsm

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  1. #1
    Member
    Join Date
    Mar 2012
    Location
    Waikato
    Posts
    2,168
    Quote Originally Posted by MGNZ View Post
    Quickload says:
    97.8% burn in 24" tube
    95.4% burn in 18"
    Thanks MG
    That looks pretty good actually.
    I guess the hot gas is still accelerating the bullet over the last six inches for both cartridges.
    But 95% of 65gr is still way more than 45gr.

 

 

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