NcStar 20 Gauge Laser Cartridge Bore Sighter

• 20 Gauge Shotgun Laser Bore Cartridge - Fits 20 Gauge Shotguns

• Red Laser: 635-655nm, Max output <5mw, Class IIIa Laser

• Easy to use, just install the batteries into the Laser cartridge and screw on the base, which turns the laser on. Remove Batteries to turn unit off

• Factory Pre-Aligned Cartridge Bore Sighters, helps with Zeroing your optics

• Aluminum Construction

• Length: 2.3"

• Weight: 1.1 oz

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