Upgrade your shotgun with the TRINITY Reflex Sight Combo for Mossberg 510 12 Gauge, a complete tactical optics and ammo management package designed for improved target acquisition, faster reloads, and dependable performance in home defense, hunting, and range applications.
This all-in-one combo includes a premium reflex sight, Picatinny base mount, and 6-round side saddle shell holder, giving your Mossberg 510 enhanced tactical functionality and convenience. The reflex sight features 4 selectable reticle patterns, dual red and green illumination, and 6 brightness settings (3 red / 3 green), allowing shooters to adapt quickly to changing lighting and shooting environments.
Constructed from rugged T6 6061 aircraft-grade aluminum, the reflex sight is built for durability and reliability, with shockproof, fog-proof, and waterproof performance for demanding field use. The 1x tubeless design provides a wide field of view and unlimited eye relief for rapid target acquisition.
The included side-mounted shell holder securely stores up to six 12 gauge shotgun shells, keeping ammunition readily accessible for quick reloads when it matters most. Built with an ambidextrous design, the shell holder can be installed for right- or left-handed shooters and mounts directly to compatible factory receiver holes with no gunsmithing required.
Whether you're preparing for tactical defense, hunting, or sport shooting, the TRINITY Mossberg 510 Reflex Sight Combo delivers the versatility, durability, and performance serious shooters demand.
Includes reflex sight, Picatinny base mount, and 6-round shell holder for a full shotgun upgrade
Choose from four reticle patterns for customized target acquisition
Dual-color reticle system with 6 brightness settings for day and night use
Tubeless reflex sight design provides fast target acquisition and situational awareness
Stores six 12 gauge shotgun shells for immediate reload access
Durable T6 6061 aluminum optic housing for recoil resistance and long-term performance
Shockproof, fog-proof, and waterproof construction for rugged use
Shell holder can be configured for left- or right-handed shooters
Installs into factory mounting holes with included mounting hardware
Length: 3.25" | Width: 1.125" | Height: 2.25" | Weight: 4.2 oz
Length: 6" | Width: 2" | Height: 1.75" | Weight: 4 oz

Products sold on TrinitySupply.com may be subject to federal, state, and local regulations. It is your responsibility to verify that the product you intend to purchase is legal for you to buy, own, possess, and use in your state of residence. By placing an order, you confirm that you have reviewed and comply with all applicable laws in your jurisdiction.