Sightmark SM39019 .44 Mag Red Laser Boresight with Battery Pack & Carrying Case
- Caliber-Gauge:
- 44 Magnum
- Battery Size:
- 3 AG3
- Material:
- Brass
Getting your .44 Magnum rifle or handgun zeroed quickly without wasting ammo is where a red laser boresight comes in handy. The Sightmark SM39019 .44 Mag red laser boresight is a compact, battery-powered tool that projects a visible red dot down your bore, letting you align your scope or sights to your barrel in minutes—indoors or at the bench. No live rounds needed, no guessing, no trips downrange. Just insert it into the chamber, activate the laser, and adjust your optics until the reticle meets the dot.
Laser boresighters are a time-saver for hunters and shooters who regularly work with different loads, swap optics, or want to confirm zero before heading afield. The SM39019 is caliber-specific to .44 Mag, so it fits your firearm's chamber precisely. It ships with a battery pack so you can get started right away, and the carrying case keeps it protected in your range bag or truck.
This is a bare-bones, efficient tool—no frills, just a proven method to cut your zeroing routine in half. Especially useful if you're running multiple .44 Mag firearms or need to re-zero after a scope mount change.
Key Features
- Red laser projection for accurate boresighting without ammunition
- Caliber-specific fit for .44 Magnum chambers
- Battery pack included for immediate use
- Protective carrying case for safe storage and transport
- Speeds up scope and sight alignment at the bench
Specifications
| Brand | Sightmark |
| Model | SM39019 |
| Caliber | .44 Magnum |
| Laser Type | Red Laser |
| What's Included | Boresight, Battery Pack, Carrying Case |
Frequently Asked Questions
Will this boresight work with my .44 Mag revolver and rifle?
Yes, as long as both firearms chamber .44 Magnum ammunition, this boresight will fit. Just insert it into the chamber the same way you would a round.
What's included in the box?
The package includes the red laser boresight, a battery pack, and a carrying case to protect it during storage and transport.
Do I need to buy batteries separately?
No. A battery pack is included, so you can start boresighting right out of the box.
Can I use this indoors at the bench?
Yes. Laser boresights work in daylight and indoor lighting. You'll see the red dot on your target or backstop, making it easy to align your scope or sights without firing a shot.

