The HE503R is a small, compact red dot with the new rheostat knob from Holosun! Thanks to Holosun's efficient LED technology, the HE503R can achieve a constant service life of up to 100,000 hours. This optic features Holosun's Multi-Reticle System (MRS), which gives the user 2 reticles to choose from.
• New knob for faster operation and visual brightness display
• 2MOA Dot & ...(Continue reading)