Description
Modern muzzleloaders hit harder than the old smoke poles ever did. With faster ignition, hotter powders, and heavier loads, that felt recoil adds up fast, especially over a long day at the bench. The CVA SP (Single Port) Muzzle Brake threads onto your .50 caliber muzzleloader and takes a real bite out of that kick so you can stay comfortable and stay on target.
What the CVA SP Brake Does at the Bench
The single-port design does more than tame recoil. It's engineered to keep your sight picture clean after the shot, so you can watch your hit and set up a follow-up if you need one. Machined from 17-4 PH stainless heat treated to H900, it's a compact piece at 1.89 inches long and right around 3 ounces, so it isn't going to throw off your rifle's balance up front. It's rated for PowerBelt bullets, sabots, and pretty much any modern muzzleloading projectile you'd feed a .50.
The Patch Removal Port That Solves a Real Headache
Anyone who's run a brake on a muzzleloader knows the pain of a cleaning patch getting stuck behind it. Traditional brakes mean pulling the whole thing off or digging patches out with a pick or pliers. CVA's patented patch removal port fixes that. As you draw your cleaning rod up, the patch lines up with the side port and pushes right out. No tools, no cussing, no wasted range time.
Getting the SP Brake On Your Rifle
The self-timing setup makes installation about as painless as it gets. It goes on with any adjustable wrench, and CVA includes a level to help you get it seated straight. There's also a powder funnel in the box, which comes in handy since a brake adds length to the muzzle and makes loading a touch trickier. For .50 cal rifles with 3/4×24 threaded muzzles, this is a clean, no-gunsmith upgrade you can knock out at the kitchen table.
Key Specifications
- Manufacturer: Connecticut Valley Arms / CVA
- Manufacturer Part Number: AC1752
- UPC: 043125117529
- Caliber: .50
- Thread Pitch: 3/4×24
- Design: Single Port (SP)
- Material: 17-4 PH Stainless, H900 Heat Treat
- Length: 1.89 in
- Outside Diameter: 1.160 in
- Weight: 3 oz
- Timing: Self-Timing
- Projectile Compatibility: PowerBelt bullets, sabots, and modern muzzleloading projectiles
What’s Included
- CVA SP Single Port Muzzle Brake (.50 Cal, 3/4×24)
- Leveling tool for installation
- Powder funnel
Frequently Asked Questions
Will the CVA SP brake fit my .50 caliber muzzleloader?
This SP brake is cut for .50 caliber barrels with 3/4×24 threads, which covers modern CVA rifles like the Paramount, Accura LR-X, and Accura MR-X. If your muzzle isn't already threaded, you'll need a threaded barrel to run it. Check your muzzle threads before ordering to be sure you've got the 3/4×24 pattern.
Do I have to remove the SP brake to clean my rifle?
No, and that's the whole point of the design. The patented patch removal port lets your cleaning patch line up with the side port so you can push it out without tools. That means you can leave the brake installed and clean the bore without fighting stuck patches.
Does installing the SP muzzle brake require a gunsmith?
Not at all. The self-timing design lets you install it at home with any adjustable wrench, and CVA includes a level to help you seat it straight. It's a quick job most folks can handle in a few minutes on the workbench.
Will the CVA SP brake work with sabots and PowerBelts?
Yes, it's rated for PowerBelt bullets, sabots, and modern muzzleloading projectiles. As with any brake, it's worth dialing in your specific bullet and powder combo at the range to confirm your groups stay tight. Sticking with the projectiles your rifle likes best is always smart practice.







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