If you are referring to the one that says Universal, that is actually for a crossbow bolt. Make sure you get one that is specific to the .308
SightMark doesn't have a 6.5 Creedmoor option but you can find one from SSI here: https://www.opticsplanet.com/sighting-system-instruments-sight-rite-chamber-cartridge-laser-bore-sighter.html?_iv_caliber-193146313=6-dot-5-creedmoor
Yes, the correct Sightmark Laser Bore Sight would be model MPN:SM39043.
No, the Sightmark Laser Bore Sight cannot be adjusted for windage or elevation. They are calibrated from the factory and will not require adjustment.
Yes, the 7.62x39 Sightmark Laser Bore Sight is model MPN:SM39002.
Sightmark does not provide the country of origin for their Laser Bore Sights. I would recommend contacting them directly for more information.
The Sightmark Laser Bore Sights use 3 Type AG3or 2 AG5 batteries (17HMR, .22LR take AAA).
The Sightmark Laser Bore Sights .22LR model should work fine in a .22LR match chamber.
The Sightmark Laser Bore Sight for 7x65R will not work for 7mm Rem Mag. According to Sightmark Sightmark Laser Bore Sight model SM39004 will work for 7mm Rem Mag.
The Sightmark Laser Bore Sights use 2 AG5 batteries or 3 AG3 batteries. The batteries are included with the Sightmark Laser Bore Sights but will need installed for it to work.