The Sightmark Red Laser Boresight, 7mm/.264/.338 Caliber Brass (brand part no. SM39004) chambers in a 7mm, .264, or .338 caliber rifle like a live cartridge and projects a red laser dot to show exactly where the bore is pointed. Sightmark builds the boresight from durable brass and rates it for sighting distances of 15 to 100 yards, with an operating range of -10° to 50°F/C so it holds up from a cold-weather deer camp to a summer range day.

Key Specifications

• Fits 7mm, .264, and .338 caliber rifle chambers.
• Projects a red laser dot to establish point of aim before firing a shot.
• Constructed of durable brass for a boresight that holds calibration over repeated use.
• Rated for a 15 to 100 yard sighting range.
• Operates from -10° to 50°F/C, suitable for hunting camp or the range.
• Includes a carrying case and three AG3 batteries so it is ready to use out of the box.

Frequently Asked Questions

What calibers does this boresight fit? 7mm, .264, and .338 caliber rifles.

Does it come with batteries? Yes, three AG3 batteries and a carrying case ship with the boresight.

Is live fire still needed after using this? Yes, live fire is needed to fine-tune the zero for bullet drop at distance, but this gets a rifle on paper first.

Buy the Sightmark Red Laser Boresight, 7mm/.264/.338

Save ammunition and range time getting a 7mm, .264, or .338 rifle roughly zeroed. Sightmark built this brass boresight to make it fast and repeatable. See the rest of our scope accessories and parts and order from our Lubbock, Texas gun shop for fast, insured shipping.