Aimshot Arbor for Laser Boresights - 20 Gauge

Aimshot Arbor for Laser Boresights - 20 Gauge. Just slide the AimSHOT Laser Boresight cartridge into the caliber-specific sleeve in your rifle chamber and a laser dot is projected down the exact centerline of your barrel for boresighter diagram extremely accurate scope or sight adjustment. AimSHOT Laser Boresights and cartridge sleeves are meticulously engineered with precisian for a flawlessly centered dot every time by AimShot. An invaluable tool for any gun enthusiast this bore sighting unit