Warne Vapor rails are designed to offer shooters an affordable and reliable mounting platform manufactured for your specific firearm.
The V4T3-20MOA offers 20MOA of elevation built in for longer distance shooting.
Fits: Tikka T3, T3x, improper height w/handguard on T3x Tac A1
For additional information on 20MOA see Warne's blog post 20 MOA Explained