
Crimson Trace LG-457 Sight with Instinctive Activation for Smith & Wesson SD Series
- BRIGHTNESS: 5mW peak, 620-670nm, Class 3R - the brightest beam allowed by law
- EASE OF USE: Instinctive Activation button engages immediately when the firearm is held in a normal firing grip - This is the feature that sets Crimson Trace apart from the rest
- RUNTIME: Over 4 hours of battery life powered by (1) 1/3N Battery (included)
- RELIABLE: User installed- No gunsmithing required - Factory sighted at 50 feet, but is fully user adjustable for Windage and Elevation with provided tool
- FITS: Smith & Wesson SD9, SD40, SD9 VE, SD40 VE Pistols
- GUARANTEED: This product is covered by the Crimson Trace Protect Limited Lifetime Warranty. For questions or concerns regarding warranty, please visit the Crimson Trace website.
More Images

Crimson Trace LG-457 Sight with Instinctive Activation for Smith & Wesson SD Series
- BRIGHTNESS: 5mW peak, 620-670nm, Class 3R - the brightest beam allowed by law
- EASE OF USE: Instinctive Activation button engages immediately when the firearm is held in a normal firing grip - This is the feature that sets Crimson Trace apart from the rest
- RUNTIME: Over 4 hours of battery life powered by (1) 1/3N Battery (included)
- RELIABLE: User installed- No gunsmithing required - Factory sighted at 50 feet, but is fully user adjustable for Windage and Elevation with provided tool
- FITS: Smith & Wesson SD9, SD40, SD9 VE, SD40 VE Pistols
- GUARANTEED: This product is covered by the Crimson Trace Protect Limited Lifetime Warranty. For questions or concerns regarding warranty, please visit the Crimson Trace website.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
- BRIGHTNESS: 5mW peak, 620-670nm, Class 3R - the brightest beam allowed by law
- EASE OF USE: Instinctive Activation button engages immediately when the firearm is held in a normal firing grip - This is the feature that sets Crimson Trace apart from the rest
- RUNTIME: Over 4 hours of battery life powered by (1) 1/3N Battery (included)
- RELIABLE: User installed- No gunsmithing required - Factory sighted at 50 feet, but is fully user adjustable for Windage and Elevation with provided tool
- FITS: Smith & Wesson SD9, SD40, SD9 VE, SD40 VE Pistols
- GUARANTEED: This product is covered by the Crimson Trace Protect Limited Lifetime Warranty. For questions or concerns regarding warranty, please visit the Crimson Trace website.















