Holosun Hs507Comp Hs507Comp Black Anodized 1.1 X 0.87 CRS Red Dot Scope Multi Reticle 507Comp-Rd Handgun Sight features a Large 1.1 X 0.87 Objective Lens For Enhanced Shooting Performance And Holosuns New Competition Reticle System (CRS) With Holosuns 650Nm Red Super Led And Up To 50K Hour Battery Life With a 1632 Cell. CRS Is An Enhanced Multi-Reticle System With Four Components including a Precision 2 MOA Dot, An 8 MOA Circle, 20 MOA Circle, And 32 MOA Circle With Multiple Combination settings To Suit Individual Shooter Preference. 507Comp-Rd Is Made From 7075 Aluminum With An Industry Standard Footprint, And Includes Shake Awake Technology. Specifications: - Magnification: 1X - Objective: 1.1" X 0.87" - Eye Relief: Unlimited - Dot Size: 2 MOA Dot/8 MOA/20 MOA/32 MOA Circle - Length: 1.80" - Weight: 1.7 Oz - Battery Size: Cr1632 - Reticle: Competition Reticle System (CRS) Red - Adjustment Size: 1.0 MOA - Proofs: IP67 Waterproof - Optic Coating: Multi-Coated - Windage Elevation: Adjustable Manufacturer: Holosun Mfg Number: Hs507Comp Model: Hs507Comp Series: Hs507