Picked up this nice Lazermark in 7 WBY mag last week. I'd never seen one in an oil finish/rust blue configuration so home it came. As stated over on the optics forum, I went to the "dark side" and affixed a 6X Leupold. I am very pleased with it, clear and bright with precise click adjustments:
Went to the range today with my standard loads from years ago using 140r TSXs and Ballistic tips. The top group are the BTs (3 shots) and the bottom one are four shots of the TSXs. Final one shot correction ( I only loaded five rounds, resides dead center atop the diamond and taped over (TSX).
Finally tried 154r Hornadys as well. Not bad, right at .75" but as you can see (and I expected) the TSXs continue to be the most accurate bullets I've ever shot:
Probably as much Ooomph as you can buy in an open country rifle without getting beat to death on the back end.