Magnum Research BFR — .450 Marlin, Long Cylinder, 10″ Barrel, Stainless Steel (BFR450M)

Magnum Research BFR .450 Marlin

Magnum Research’s BFR (Big Frame Revolver) in .450 Marlin brings rifle-class ballistics to a purpose-built handgun platform. The Long Cylinder 10″ barrel configuration is engineered to maximize velocity and accuracy with heavy jacketed or lead bullets. Built entirely in the USA from brushed stainless steel with a cut-rifled barrel and rugged single-action lockup, the BFR .450 Marlin is aimed at handgun hunters, big-bore precision shooters, and collectors searching for “BFR .450 Marlin for sale,” “handgun hunting .450 Marlin,” or “big-bore revolver 10-inch stainless.”

Overview

The BFR family is designed from the ground up to handle magnum pressures and heavy bullets. The .450 Marlin Long Cylinder model features a stress-relieved, cut-rifled 10″ barrel that extracts consistent accuracy and energy from a cartridge normally seen in lever rifles. The revolver ships drilled & tapped with a Weaver-style scope mount and includes comfortable rubber grips for control. If you want a handgun that bridges rifle ballistics and revolver portability, this BFR configuration delivers.

Key features & buyer benefits

• Caliber: .450 Marlin — a modern, powerful rifle-derived cartridge adapted for handgun hunting and heavy-game fieldwork.
• Barrel: 10.00″ cut-rifled, stress-relieved barrel for match-grade accuracy with heavy bullets.
• Construction: Brushed stainless steel frame and components for long service life and corrosion resistance.
• Action & capacity: Single-action revolver; 5-shot cylinder standard on Long Cylinder models.
• Sights & optics: Factory fixed front and rear adjustable sights; drilled & tapped for a Weaver-style scope mount (included) so you can fit optics for longer-range handgun work.
• Included accessories: Rubber ergonomic grips and Weaver-style scope mount with installation screws — shipped ready for optics installation.
• Use cases: Handgun hunting, big-bore precision shooting, and collectors who want a rifle-class cartridge in a revolver package.

Practical shooting & load guidance

• The .450 Marlin is a rifle cartridge adapted to handgun use in the BFR — expect strong muzzle energy and substantial recoil. Choose bullets and loads appropriate for handgun barrels and your intended game or target distances.
• Test several reputable factory loads to find what groups best in your revolver before committing to a hunting load; always verify function, accuracy, and point-of-impact in your specific firearm.
• Use a two-handed hold and solid stance to manage recoil; a robust optic mounted via the included Weaver rail can dramatically improve practical accuracy at extended handgun ranges.

Maintenance & long-term care

• Clean the bore, forcing cone, and cylinder chambers after shooting sessions using brushes and solvents sized for the bore diameter.
• Inspect cylinder throats, extractor, and yoke for wear or signs of excessive pressure after heavy magnum shooting; consult a qualified gunsmith if anything looks abnormal.
• Lubricate hinge/crane and moving parts per the owner’s manual and store in a dry environment to protect the brushed stainless finish.
• Check and torque scope-mount screws after optics installation and periodically after shooting to maintain zero and mounting integrity.

Safety & reloading cautions

• Prefer reputable factory ammunition for hunting or field use. If you reload, follow published .450 Marlin data from reputable sources and work up loads incrementally while watching for pressure signs.
• Do not exceed recommended pressures for handgun barrels; many rifle loads may be too hot for handgun use.
• Using improperly loaded ammunition may cause catastrophic failure and will void manufacturer warranties. When in doubt, consult an experienced reloader or qualified gunsmith.

Specifications (Long Cylinder — typical BFR450M)

Specification	Details
Model family	Magnum Research BFR — Long Cylinder (BFR450M)
Caliber	.450 Marlin
Barrel Length	10.00″
Rifling	Cut-rifled (stress-relieved)
Overall Length	Approx. 17.5″ (model dependent)
Weight	Approx. 4.7 lbs (model dependent)
Capacity	5 rounds
Action	Single-action revolver
Finish	Brushed stainless steel
Sights	Factory fixed front / rear adjustable; drilled & tapped for Weaver mount (included)
Grip	Rubber ergonomic grip (standard)
Slide / Frame Width	Approx. 1.75″
Height	Approx. 6″
Trigger Pull	Approx. 3–4 lbs (single action)
Included	Rubber grips, Weaver-style scope mount, installation screws
Notes	Specifications subject to change without notice; confirm exact configuration and accessories with your dealer.

Buyer FAQs

• Q: Is the .450 Marlin effective from a 10″ handgun barrel?
  A: Yes — the 10″ barrel helps the .450 Marlin reach velocities and energy levels suitable for medium to large game with proper bullets and shot placement. Always test loads in your specific revolver.
• Q: Can I mount optics?
  A: Yes — Long Cylinder BFRs are drilled & tapped and ship with a Weaver-style scope mount. Use a robust optic rated for heavy recoil.
• Q: What is the recoil like?
  A: Expect stout recoil and muzzle blast compared with typical handgun cartridges. Proper technique and practice are essential for safe and accurate shooting.

Safety & legal reminders

Always follow firearm safety fundamentals: treat every firearm as loaded, keep the muzzle pointed in a safe direction, keep your finger off the trigger until ready to fire, and be certain of your target and what lies beyond. Verify federal, state, and local laws regarding ownership, transport, and hunting with rifle-derived cartridges before purchase or use. If shipping is required, confirm FFL/transfer requirements with your dealer.

Final thoughts & call to action

The Magnum Research BFR .450 Marlin (Long Cylinder, 10″ Stainless) is a purpose-built revolver for shooters who want rifle-class ballistics in a precision single-action package. Ideal for handgun hunting, long-range big-bore shooting, and collectors, the BFR450M pairs match-grade barrels and stainless durability with optics readiness out of the box