SME Sight-Rite LBKDX Laser Bore Sighter (.17-.50 Cal)

The SME Sight-Rite LBKDX Deluxe Laser Bore Sighting System is an end-of-barrel adapter kit designed to aid in aligning optics to a firearm's bore. The kit is described as compatible with .17 through .50 calibers and 12 and 20 gauge shotguns, and it ships with an alignment target and storage pouch. The unit uses LR44 batteries and employs a red laser for sighting.

Key Specifications

• The system is compatible with .17–.50 caliber and 12–20 gauge firearms.
• The laser emits a red beam for alignment.
• The housing is described as machined aluminum in the product description.
• The unit is powered by LR44 batteries (three included).
• The kit includes an alignment target and a storage pouch.
• The product is supplied as a 2-piece adapter style.
• Product dimensions are listed as 1.75 x 6.80 x 10.90 (units as provided).
• The manufacturer/model is listed as SME / Sight-Rite (LBKDX).
• The unit is described as an end-of-barrel boresighter for alignment use.
• The finish/size listing shows .17-.50 CALIBER; 12 & 20 GAUGE in the supplied data.

The LBKDX Deluxe kit provides a practical, end-of-barrel method for initial bore-to-optic alignment without contacting metal-to-metal surfaces. Its compact kit format with target and pouch makes it suitable for range setup and routine sighting tasks where a stable, visible reference is desired.