https://bulletin.accurateshooter.com/2018/07/the-20-cal-black-rifle-ar-chambered-in-20-practical/ from AccurateShooter.com Mon, 01 Jun 2026 18:40:32 +0000 hourly 1 https://wordpress.org/?v=4.1.26 https://bulletin.accurateshooter.com/2018/07/the-20-cal-black-rifle-ar-chambered-in-20-practical/comment-page-1/#comment-58061 Thu, 06 Feb 2020 18:23:16 +0000 http://bulletin.accurateshooter.com/?p=60902#comment-58061 Because the 5.45×39 has a bigger case head and requires a different bolt.

]]> https://bulletin.accurateshooter.com/2018/07/the-20-cal-black-rifle-ar-chambered-in-20-practical/comment-page-1/#comment-55542 Wed, 11 Jul 2018 17:12:41 +0000 http://bulletin.accurateshooter.com/?p=60902#comment-55542 Why not just shoot the 5.45×39? It’s cheaper, it’s a .21 diameter bullet, and attains about the same velocity. The Soviets had a practical round in 1974!

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