Specification:

22/Airgun Dovetail to Picatinny/Weaver Rail Adaptor

Innovative Rail Platform to Convert Most .22/Airgun Rails 

Top Slot with Spring Tension Retraction/Expansion Design to Snap into Picatinny/Weaver Base

Extremely Low Profile and Lightweight

Precision and Repeatable Alignment

Easy Installation with Most .22/Airgun Rails, 2PCs/Set

Removable Stop Pin for Extra Secure Installation

Note: Does not include Rings