These are snap-in adapters to go from Dovetail to Picatinny. They are low-profile, lightweight and very easy to install.
-Top slot with spring tension retraction / Expansion design to snap into picatinny/weaver base.
-Precision and repeatable alignment.
-Removable stop pin for extra secure installation
*Recommended for Eagelvision Scope Rings if needed to mount to a Dovetail scope rail.