LaserMax Green Guide Rod Laser for Glock 20/21/41 Gen4

The LaserMax LMSG41151G is a guide-rod replacement laser designed to integrate a green aiming point into compatible Glock pistols. It replaces the factory spring guide assembly with a high-intensity green laser module and is built for user installation without special tools. Construction uses precision components including aircraft-grade aluminum and genuine Wolff springs for durable operation.

Key Specifications

• Compatible with Glock 20, Glock 21, and Glock 41 (Gen4) pistols as a guide-rod replacement.
• Laser color is Green for enhanced visibility in many lighting conditions.
• Output power is 5mW for a bright aiming point.
• Wavelength is 520nM, specified for the laser diode used.
• Effective range is listed as 50 meters for visible point identification.
• Dot size is 0.63 inches at 20 yards as specified by the manufacturer.
• Mount type is a Guide Rod Assembly that replaces the factory spring guide.
• Power switching is Ambidextrous On/Off to suit both-handed operation.
• Uses a 393 battery as the specified power source.
• Unit weight is 0.76 oz for minimal impact on balance.

The LaserMax guide-rod laser combines concise engineering and practical integration for shooters seeking a factory-style laser option. Its guide-rod design preserves grip and holster compatibility while providing a consistent point of aim close to the bore. The ambidextrous switch and compact weight make it a pragmatic choice for those who want an integrated green laser without major firearm modification.