KNS Precision Nitrided Bolt Catch Plunger

Manufactured by KNS Precision
MPN: Bolt Catch Detent
Manufactured by KNS Precision
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NOTE: Limit 2 per household. Quantities exceeding 2 will not allow checkout.

We are fully staffed and processing orders. Standard orders are shipping in approximately 1 business days or less. FFL orders take approximately 7 business days if you can provide us an actively receiving FFL location.



Whether replacing a lost or damaged part, upgrading your existing rifle, or simply wanting to start a new build with some of the nicer parts available, KNS Precision's nitrided bolt catch plunger is just what you're looking for. Precisely machined from high-strength steel matching MIL-SPEC dimensions for maximum compatibility, the bolt catch plunger is finished with a slick salt bath nitride treatment. The black nitride finish prevents corrosion and reduces friction for smooth and reliable function of your bolt catch.


  • Precision machined from high-strength steel
  • Slick salt bath nitride finish
  • Compatible with AR-15 or AR-10

KNS Precision Inc. is a Texas based machine shop manufacturing parts for the AR-15/M16 and AK47/74  platforms. Perhaps best known for their anti-rotational hammer/trigger pins, KNS Precision manufactures everything from iron gun sights to AR receiver pins to AK gas pistons.
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BrandKNS Precision

WARNING: This Product can expose you to chemicals which is known to state of California to cause Cancer and Reproductive Harm. For more information, see

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