Rimfire Prefits carbon barrel prefit with a threaded end, designed for custom barreled actions by IBI Precision Systems, shown with the company logo above.

Rimfire Prefits

$749.99 CAD
$749.99 CAD

Rimfire Mastery: Barrel Nut Prefits for Ultimate Headspace Tuning.


Achieve absolute precision with our Rimfire Barrel Nut Prefits. Designed for your rimfire receiver, this system allows you to expertly tune headspace to match your preferred ammunition or lot—a critical advantage for competition. Every barrel is precision-cut from the highest quality 416R German stainless steel, meticulously honed to 0.0001″ before rifling, hand-lapped, and double stress relieved. Our .22 bore dimensions are specifically optimized to deliver consistent, winning performance across the demanding Canadian climate.

Made To Win

Our stainless steel blanks are the heart and backbone of any rifle. Whether your building a competition rifle, or your next hunt, start with an IBI Barrel to ensure you don't miss out when winning matters.

Technical specs
  • German 416R Stainless Steel.
  • 5R rifled (except for 6MM/243).
  • Hand Lapped.
  • Proven match performance.
Shipping
  • We ship items as quickly as we can. In stock items ship within 1 - 3 business days of the order.
  • Back-ordered items lead time varies depending on how busy the shop is; rest assured, we will get your order shipped out as soon as we can.