The Asura Dynamics is a metal, full length base with with positional adjustable 30mm optics mount ring for the AK AEG / GBB series that offers a very close to top cover mount allowing lower half co-witness with original iron sights. It will slide onto the standard AK side rail mounts and maintains zero with no effort
Offers low mount very close to top cover and lower co-witness with original iron sights and maintains zero even removed and installed on gun again
Disclaimer: All aftermarket upgrade parts require necessary skill or modification to install and assemble, please consult with your airsoft technician if needed.