This is a Tactical Solutions known as the X-Ring VR chambered in 22 LR, model XRA-SIL.
The Tactical Solutions' X-RING VR Receiver is a lightweight .22 LR receiver for the Ruger(R) 10/22(R) and for Tactical Solutions X-Ring semi-automatic .22 rifles. Milled from 6061-T6 aluminum" the X-RING VR(TM) receiver is manufactured with the highest level of craftsmanship. It is the perfect platform for any 10/22(R) Style rifle build. We have engineered every possible feature into the X-RING VR Receiver: a built-in scope rail for optics" a cleaning port for easy cleaning" left or right hand interchangeable bolt charging handle and a dual guide rod system that provides smooth cycling. Like our barrels and extended magazine releases" the X-RING VR is available in a variety of colors.
Features:
Quick and Easy Target Acquisition
Smooth Cycling
Easy to Install
Right Hand or Left Hand Charging