UTG Leapers OP3 Micro SLS | 4 MOA Red Dot

The UTG / Leapers OP3 Micro SLS is a compact red dot sight engineered for optics-ready pistols and small-frame platforms. It features a 4 MOA single red dot and an RMR-compatible footprint in a machined aluminum housing with a matte black anodized finish. The sight offers manual or automatic brightness control via a light sensor and a side-loading CR2032 battery compartment that eliminates the need to remove the sight for battery changes. This optic is appropriate for everyday carry (EDC) applications on optics-ready pistols and for fast-target acquisition in competition or practical shooting.

Product Specifications

• The manufacturer is UTG / Leapers.
• The model designation is OPRMR20CTS OP3 Micro SLS.
• The reticle is a 4 MOA red dot.
• The magnification is 1x for true parallax-free aiming at typical engagement distances.
• The optic footprint is RMR/SRO standard for compatibility with common pistol mounts.
• The battery uses a CR2032 3V cell and loads from the side for quick replacement.
• The dot offers 8 brightness intensity settings with manual or automatic adjustment via an ambient light sensor.
• The housing is precision machined from 6061-T6 aluminum with a matte black anodized finish.
• Battery life is rated at 15,000+ hours at a middle brightness setting.
• Windage and elevation adjust at 1 MOA per click for repeatable zeroing.
• The sight weighs 1.20 oz.
• Overall dimensions measure 1.75 x 2.70 x 3.45 inches.
• The lens is multi-coated for improved light transmission and clarity.
• The unit is rated IPX7 waterproof for resistance to water immersion per the manufacturer’s specification.
• UPC: 4717385557086

Compact, lightweight, and purpose-built, the OP3 Micro SLS combines a durable aluminum body, a practical 4 MOA aiming point, and a convenient side-loading battery for straightforward field use. Its RMR footprint and low-profile Picatinny mounting option make it an easy fit for optics-ready pistols and small red-dot-capable platforms, and the selectable automatic/manual brightness mode helps maintain visibility across varying light conditions.