Plunger Style–52 Cal FPJ 209 Muzzleloader Breech Plug


  • This Breech Plug fits: .52cal Bighorn.
  • Ignition System: Full Plastic Jacket

This item usually ships in 3 to 5 business days

This part will work on the following rifles:



Keep your black powder rifle in top condition with the Bighorn 52 Cal 209 Muzzleloader Breech Plug from Knight Rifles. This breech plug makes the .52 cal Knight Bighorn Muzzleloader compatible with our patented Full Plastic Jacket® ignition system, which has been tested and proven to be reliable even in the foulest conditions.

Nothing affects the performance of your muzzle-loader more than the breech plug. Continuing in our tradition of bringing innovation to the muzzleloading industry, we redesigned our breech plugs to better accommodate modern black powders. Now you can shoot more and clean less than ever before! We are confident that Knight breech plugs deliver the best quality and reliability you can find anywhere on the market today! You can also expect superior quality since every single breech plug we sell is 100% American Made. Get your Bighorn 52 Cal 209 Muzzleloader Breech Plug today!

Bighorn 52 Cal 209 Muzzleloader Breech Plug Features

  • Fits .52 cal Bighorn series muzzleloaders, and pre 1994 .54 caliber rifles.
  • .52 caliber only
  • Hex Head Design
  • Uses the Full Plastic Jacket (FPJ) ignition system

Note: The Muzzleloader 209 Bighorn Breech plug is not compatible with our Orange Disc ignition system. Please call us at 1-866-518-4181 if you need any assistance finding the right breech plug for your rifle.
For safety reasons, all Knight breech plugs and/or breech plug kits cannot be returned or exchanged for any reason. ALL SALES ARE FINAL.

Have Questions?

If you have questions about our Bighorn 52 Cal 209 Muzzleloader Breech Plug please email us at

Knight Rifles, America’s Muzzeloader!