Just came from Finland courtesy their R&D department:

Right now I have some data available for the .300 Ultra:

Bullet 165 grs SP COL = 3.524 inches

N160 starting charge 80.2 grs maximum charge 82.9 grs
N560 starting charge 84.1 grs maximum charge 89.5 grs
N165 starting charge 87.5 grs maximum charge 90.9 grs

Bullet 180 grs Barnes X COL = 3.524 inches

N560 starting charge 74.4 grs maximum charge 80.7 grs
N165 starting charge 72.4 grs maximum charge 77.5 grs
N170 starting charge 80.6 grs maximum charge 87.8 grs

Bullet 185 grs HPBT COL = 3.598 inches

N560 starting charge 85.3 grs maximum charge 88.4 grs
N165 starting charge 82.6 grs maximum charge 88.9 grs
N170 starting charge 92.6 grs maximum charge 96.5 grs

Use maximum charges with caution and have good shooting!

Best regards,

Janne Pohjoispaa
Nammo Lapua R & D

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What velocities are the claiming? My main intereste is the 180 gr. Thanx

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"Hope for the best.....Expect the worst!"

Pop, that is all they sent me, sorry.