Dentler Basis/rail for mounts base rail specify firearm ??

Mounting system Dentler BASIS The modular construction system of this innovative mounting concept allows for the quick and absolutely repeatable exchange of various target optics from different manufacturers on a wide range of hunting firearms. This extraordinary compatibility is based on the two-part construction into a base rail BASIS and a mounting rail BASIS. This results in maximum flexibility while maintaining a consistent point of impact for ethical hunting. modular - repeatable - practical - stable Base rail BASIS The base rail is made of high-quality tool steel and is protected from corrosion by our surface treatment, as well as being visually enhanced. The existing model range is designed on the underside for the specific receiver or the existing system sleeve and can be mounted without modification to the hunting firearm either...