Yes, since the SIG SAUER ROMEO2 Reflex Red Dot Sight can be mounted directly to your optic ready slide your OEM sights would sit in the lower 30% of your optic window, resulting in a lower 1/3 co-witness.
Yes, this optic will fit that pistol.
Sig Sauer electric optics come with a 5-year limited warranty.
Yes, the SIG SAUER Romeo2 Reflex Red Dot Sight is compatible with the Springfield Echelon.
The SIG SAUER ROMEO2 Reflex Red Dot Sights will fit a Sig P220 Legion.
The SIG SAUER ROMEO2 Reflex Red Dot Sight includes 2 M4x0.7 TORX Head Screws, and 4 T6 TORX Shroud Screws. A thread pitch is not provided. I would recommend contacting Sig directly for more information.
The SIG SAUER ROMEO2 Reflex Red Dot Sights can handle the recoil of a P320 XTEN.
The SIG SAUER ROMEO2 Reflex Red Dot Sights will fit the Sig P226 Legion Full Size.
Yes, the SIG SAUER ROMEO2 Reflex Red Dot Sight uses the Leupold DeltaPoint Pro optic footprint which is compatible with the optic cut found on your P320 X-Carry Spectre without the need for an adapter plate.
3 MOA and 6 MOA refers to the size of the dot on the optic. Smaller dots will provide more precise, accurate shots on target, while larger MOA dots provide quicker target acquisition and rounds on target. Email us at Techsales@opticsplanet.com for more information.