This will come with a lower mount, but will also fit any Aim point Micro mounts.
Mine has a “MADE IN CHINA” sticker on it. Pretty disappointed since the msrp on the dang thing was close to $600
The Vortex Spitfire HD Gen II 3x Prism Scope will automatically shut off after 14 hours of inactivity. However, it does not utilize a shake awake function.
Removal of the rear sight would be recommended, yes.
This is indeed ready to mount atop your rifle!
The Vortex Spitfire HD Gen II 3x Prism Scope could be used on a .22LR rifle.
The Vortex Spitfire HD Gen II 3x Prism Scope will hold up to recoil on a 45/70 rifle. This optic features a AR-BDC4 Reticle which was specifically optimized for the 5.56 cartridge and would not translate to 45/70.
The Vortex Spitfire HD Gen II 3x Prism Scope uses the Aimpoint Footprint. So the Vortex Spitfire HD Gen II 3x Prism Scope could use a QD mount that uses that mounting footprint. The mount at the link below should work.
https://www.opticsplanet.com/midwest-industries-aimpoint-t-1-lower-1-3-qd-mount.html
Since this Vortex Spitfire HD Gen II 3x Prism Scope is a magnified prismatic red dot it is not compatible with a 3x magnifier. A red dot magnifier is compatible with non magnified red dot sights.
The Vortex Spitfire HD Gen II 3x Prism Scope can work on a 10/22. However, depending on what model you have of a 10/22 you may want to consider getting a full length picatinny rail to mount this optic.