SIGHTMARK SM39016 .40 S&W Boresight

The Sightmark SM39016 .40 S&W Boresight (Red) is a compact chamber-insert laser boresight designed for fast and precise optic alignment on .40 Smith & Wesson platforms.

Inserted like a live cartridge, it projects a bright red laser along the bore axis, enabling quick optic setup before live-fire zeroing.

Fast Optic Alignment

Speeds up sight-in and reduces ammunition use.

Benefits

• Fast initial optic alignment
• Reduces ammo consumption
• Designed for .40 S&W pistols
• Clear laser reference point
• Ideal for training and sport shooting

Chamber Insert Design

Fits directly into the chamber.

Features

• Real cartridge-style body
• Stable chamber positioning
• No external mounting required
• Quick installation and removal

Red Laser Projection

Provides clear visual feedback.

Features

• Bright red laser dot
• Indoor and outdoor use
• Fast sight adjustment
• Clear point-of-impact reference

Efficient Zeroing

Reduces time and cost during setup.

Benefits

• Fewer test shots required
• Faster initial alignment
• Lower ammunition cost
• Ideal for pistols and training

In the Box

• Sightmark SM39016 .40 S&W Boresight
• Batteries (AG3/AG5 depending on version)
• Carrying case
• User manual

Technical Specifications