Sightmark 7.62x39 Boresight Bilge Pumps (It will stop at the

(It will stop at the proper step

Advanced technology shifts the shunts positive reference to negative as required by digital meters

Shipping Weight: 1lb 8oz (680g)

Durable weatherproof construction

Sightmark 7.62x39 Boresight Bilge Pumps (It will stop at theThe 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