SIGHTMARK SM39017 .45 ACP Boresight

The Sightmark SM39017 .45 ACP Boresight (Red) is a precision chamber-insert laser boresight designed for .45 ACP pistols.

It inserts like a real cartridge and projects a bright red laser along the bore axis, enabling fast optic alignment before live-fire zeroing.

Fast Optic Alignment

Speeds up initial sight-in and reduces ammunition use.

Benefits:

• Fast initial zero without live fire
• Reduces ammunition consumption
• Designed for .45 ACP pistols
• Clear laser reference point
• Ideal for training and range use

Chamber Insert Design

Functions like a real cartridge in the chamber.

Features:

• Realistic cartridge-style body
• Precise chamber fit
• No external mounting required
• Quick insertion and removal

Red Laser Projection

Provides a clear aiming reference.

Features:

• Bright red laser (632–650 nm)
• Indoor and outdoor usability
• Fast sight adjustment
• Clear point-of-impact reference

Efficient Zeroing

Reduces time and cost during optic setup.

Benefits:

• Fewer test shots required
• Faster initial alignment
• Lower ammunition cost
• Ideal for pistol platforms

In the Box

• Sightmark SM39017 .45 ACP Boresight
• 2x AG5 or 3x AG3 batteries (depending on version)
• Carrying case
• User manual

Technical Specifications