Product DescriptionThe Shield Sights Mini Sight (SMS) is the original compact pistol red dot trusted by military, law enforcement, and sport shooters worldwide. This Polymer Edition uses a reinforced nylon glass-filled housing with a D-shaped, hard-dipped acrylic lens for durability and clarity. Designed around Shield&&';;s famous footprint, the SMS offers auto-brightness so it&&';;s always ready, a clickless zeroing mechanism for precise adjustment, and a lightweight build ideal for slide-mounted pistol applications.Product Highlights Original SMS footprint for broad plate and pistol compatibility Auto brightness adjustment for ready-to-use operation in changing light Reinforced polymer housing with durable hard-dipped acrylic lens 2 MOA red dot for fast target acquisition and precise aiming Includes mounting hardware: (2) M4x8mm and (2) M4x10mm screws Specs Reticle: 2 MOA Red Dot Magnification: 1x (non-magnified) Lens: D-shaped hard-dipped acrylic Housing: Reinforced nylon glass-filled polymer Footprint: Shield SMS Brightness: Automatic adjustment Battery & Runtime: CR2032; up to 20,000 hours in average daylight Weight: 10.8 g (battery excluded) Color: Black Country of Assembly: United Kingdom UPC: 794712615057 Manufacturer Part Number: SMS-2MOA-POLY Brand Name: Shield Sights Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&&';;s manufacturer.