Bountiful barrels
Oct 17, 2019
4 minutes
Let’s look at barrel and chamber features this month. US SAAMI chamber / barrel specifications remain at 1-14in with a short throat, while CIP has 1-8in and employs much more ‘freebore’ in the Norma version. Actually, you might specify a barrel with a rifling twist anywhere within a range of 7 to 14in, although both extremes are rare.
So how do we decide? As always, the process starts with the use the rifle will be put to and the bullets to be loaded. In practice, 8in and 12in are the two most widely used rates. That’s eight for shooters who use long match bullets
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