I owned one, in 7 mm Mauser, in the early 80's and liked it. If I recall correctly they were in 7mm, .30-06 and 8 mm. I haven't seen one for sale in years.
The Argentineans modified some to 7.62x51 as well, they had 20 round mags.
"My momma, she done told me, there's heart and then there's hate
If one of 'em's inside of you, the other one, it aint."