The Shield SMS2 mini sight (MPN SMS2-4MOA-POLY) updates Shield’s original mini sight, the first red-dot optic developed solely for pistols.

Key Specifications

• A true 1x reflex sight supports fast, both-eyes-open target engagement.
• This configuration uses a 4 MOA red dot.
• It is built from a stronger glass-filled nylon polymer housing for extra durability.
• The lens uses a SiO2 Quartz hard coating for extra resilience to daily wear and tear.
• A rear iron-sight notch built into the housing enables co-witnessing with standard irons.
• Its low, unobtrusive profile avoids a large housing blocking the sight picture.
• Shield mounts the sight close to the bore line for a natural, familiar presentation.
• It was the first red-dot sight developed solely for pistols.
• This is the polymer-lens edition of the SMS2.

Frequently Asked Questions

What changed with the SMS2 over the original SMS?

It is built from a stronger glass-filled nylon polymer with a SiO2 Quartz hard-coated lens for extra resilience.

Can I still use standard iron sights with the SMS2?

Yes, its low-profile design includes a rear notch that allows co-witnessing with standard iron sights.

Why is the SMS2 mounted so close to the bore line?

Shield designs it that way so the sight sits where a trained shooter naturally presents the pistol, keeping the transition to aiming seamless.

Buy the Shield SMS2 Polymer Edition Mini Sight, 4 MOA

See more from Shield Sights or shop other red dot sights at Schaefer Defense.