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Thread: Pressure / barrel speeds?

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  1. #1
    Member Shearer's Avatar
    Join Date
    Sep 2013
    Location
    Tasman
    Posts
    7,425
    Every barrel made is different. Some tighter tolerance than others, different internal finish, due to the manufacturing process. A 'tight', or slow barrel will grip the projectile more and therefore give lower velocities for the same pressures.
    Gibo likes this.
    Experience. What you get just after you needed it.

 

 

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