The Zero Tech Optics THDRS28GL Thrive HD Green Dot Reflex Sight delivers a crisp, high-definition aiming solution in a compact 1x 28mm x 20mm package. Its multi-coated lens and 3 MOA green dot reticle provide a clear, precise aiming point, while shake-awake technology and up to 50,000 hours of battery life keep the sight ready whenever you are. Built on a rugged, waterproof and shockproof housing with an RMR-style footprint and included Picatinny low mount, it integrates easily onto a wide range of firearms.

This Thrive HD reflex sight is ideal for fast target acquisition on the range, in competition, or for general training where a bright, astigmatism-friendly green dot helps shooters stay on target in varying light conditions. Unlimited eye relief and an expansive field of view support quick follow-up shots and comfortable shooting positions. Backed by Zero Tech Optics’ focus on clarity, durability, and user-friendly design, it offers a refined optic solution for shooters who value dependable performance.

Key Features:

• Manufacturer: ZeroTech
• Model: Thrive HD THDRS28GL
• Magnification: 1x
• Objective Size: 28mm x 20mm
• Reticle: 3 MOA Green Dot
• Optic Coating: Multi-Coated
• Eye Relief: Unlimited
• Battery Life: 50,000 Hours (CR2032)
• Mount Type: RMR Footprint With Low Picatinny Base
• Proofs: Fog, Shock, Waterproof