The Viridian RFX45 is a robust closed emitter green dot sight with plenty of features packed into its machined 6061 aluminum housing. 
 Dimensions: 1.9" x 1.1" x 1.1" 
 Window Size: 24mm x 15.5mm 
 Features: 
-  ACRO Footprint 
 -  Top Placed Emitter Increases and Lowers the Viewing Window 
 -  50k Hour Battery Life 
 -  INSTANT-ON Activation With Memory Setting 
 -  Tactile and Audible Adjustment Buttons 
 -  Machined 6061 Aluminum Housing w/ Hard Coat Anodization 
 -  10 Brightness Settings: 8 Visible and 2 Night Vision 
 -  5 MOA Green Dot 
 
 Looking for an MOS Adapter plate? Check out the GS A Platehere! The A-Plate sits right into the MOS mounting system with the smallest profile possible. Sit your optic nice, low, and tight so it looks like it grew there!