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Calibre and twists

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Button Rifle Calibre and Twist

These are the current calibre and twist rates that we produce. If there is any other calibre you require please do not hesitate to ask as further tooling can always be purchased.

Calibre Twist
0.17 9
0.2 10
.224/5.56 7,8,9,10,12,14
243/6  
.264/6.5 8,8.5
0.27 10
.284/7 8.5
.308/7.62 7,9,10,11,12,13
0.338 9.3,10,11
0.5  

Cut Rifle Calibre and Twist

Current we produce the following calibres

Calibre

.224/5.56

243/6

.264/6.5

.284/7

.308/7.62

0.338

.375

.416

0.577