The Sightmark 300BLK Laser Boresight chambers like a regular cartridge and projects a red laser dot to indicate point of aim, allowing rapid alignment of scopes and iron sights without initial live fire. It is designed for use with .300 AAC Blackout / 7.62x35mm rifles and is a practical tool for sighting in at typical range distances. The kit includes power and storage accessories to support field and range use.
Key Specifications
- The boresight is chambered for 7.62x35mm (.300 AAC Blackout).
- The device is designed to fit .300 AAC Blackout chambers.
- Construction material is Brass.
- Finish color is Black.
- Includes three AG3 batteries for immediate use.
- Supplied with a carrying case for protected transport and storage.
- Effective sighting range is 15–100 yards.
- Operating temperature range is -10 to 50 F/C.
- Overall dimensions are 1.00 x 5.00 x 7.50 inches (H x W x L).
This boresight simplifies the process of zeroing optics and sights while reducing the amount of live ammunition needed for initial alignment. Durable construction and the included batteries and case make it a straightforward, practical addition to a shooter’s range kit for hunting, competition prep, or routine maintenance.
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