Sightmark .223 Boresight Streamlight Compact Weapon Lights Black Polymer Cap with Strap

Black Polymer Cap with Strap

Battery life: 15 hours (4 Hour BT Streaming)

1/8" thick

Improved O-Ring design for more consistent seal

MHX MXNT Transom Mount Hardware f/MEGA Transducer

Sightmark .223 Boresight Streamlight Compact Weapon Lights Black Polymer Cap with StrapThe Sightmark Laser Boresight provides the most convenient and accurate method for sighting in rifles and shotguns of all types. Simply chamber the boresight like a regular bullet and a laser dot will show exactly where the rifle is aiming. It's easy to sight in any scope without firing a single shot. Live fire is only needed to fine tune the weapon being sighted in order to compensate for inconsistencies, such as bullet drop due to distance. Great