Flat rate of $40 + $5 signature req. fee = $45.00 shipping on each rifle.
Additional shipping applied if accessories added to the order.

DISC Extreme Xtra Straight Muzzleloader

Starting at: $417.99

  • Free Ultimate Cleaning Kit With Any Caliber Rifle*!
  • Free Pack Of .52/275 Bloodline Bullets With a .52 Cal Rifle!


The Knight DISC Extreme has long been the standard in modern black powder rifles. The DISC Extreme Xtra Straight Muzzleloader is a workhorse that has been proven to work in even the most treacherous environments. Each DISC Extreme embodies the beauty of American manufacturing with individually machined bolts, Easton® Carbon Core ramrods and a selection of beautiful laminate stocks for the look and feel of perfection. Quality and accuracy are guaranteed with the DISC Extreme thanks to its handcrafted 26” Green Mountain barrel. Knight has taken care to use only American parts from the smallest screw, the trigger, and the barrel. When you buy a Knight Rifle, you buy 100% American made.

DISC Extreme Xtra Straight Muzzleloader


ignition Full Plastic Jacket, Western No.11 & Musket Cap Nipple
caliber .50 Cal, .52 Cal
twist rate 50/1:28 in., .52/1:26 in.
barrel type 26" Stainless Steel
overall length 45 in.
length of pull 14.25 in.
weight 7.8 lb (thumbhole), 8.5 lb (straight)
sight Williams Fully Adjustable Metallic Fiber Optic Sight Set
trigger Adjustable
stock finish Realtree Max 1 Thumbhole, Realtree Max 1 Straight, Realtree Xtra Thumbhole, Realtree Xtra Straight

DISC Extreme Xtra Straight Muzzleloader:

  • Barrel Finish: Stainless Steel Green Mountain Barrel
  • Barrel Length: 26 inches
  • Sights: Williams Fully Adjustable Metallic Fiber Optic Sight Set
  • Bolt: Individually Machined (Not Cast)
  • Ram Rod: Easton Carbon Core Ramrod With Reverse Threaded Extendable Full Brass Jag
  • Weather Protection: DynaTek Coating On Bore & Exterior Of The Barrel
  • Accuracy: Guaranteed MOA Accuracy to 200 yards!



Now With Timney Triggers!

Timney Trigger Logo


Muzzleloader Questions?

If you have questions about our DISC Extreme Xtra Straight Muzzleloader, please call us at 1-866-518-4181 or email us at sales@knightrifles.com.

Knight Rifles, America’s Muzzleloader!


*Free Bloodline Bullets (with a .52cal rifle purchase only) and the Knight Ultimate Cleaning Kit will be added to your cart automatically when you add an eligible rifle to your cart.


*Please Note:

The Firearms and Ammunition Excise Tax (FAET) is a tax imposed by Chapter 32 of the Internal Revenue Code (26 U.S.C. 4181) on the sale of firearms and ammunition by manufacturers, producers, and importers. Black powder rifles are considered a firearm under this tax code.


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