Upgrade your shotgun with the TRINITY 5 Round Shell Holder with Base Mount for Kel-Tec KS7 12 Gauge, designed for fast access, secure retention, and enhanced tactical functionality. Perfect for home defense, hunting, and range shooting, this compact combo delivers reliable ammo storage and accessory mounting capability in one streamlined solution.
This kit includes a 5-round polymer shell holder and a low-profile Picatinny base rail, giving you the ability to carry extra shells while expanding your shotgun’s mounting options. The carrier is compatible with 2 3/4" and 3" 12 gauge shells, ensuring versatility across common ammunition types.
Constructed from high-strength glass-filled polymer, the shell holder offers a lightweight yet durable design capable of withstanding recoil and field use. The secure retention system keeps shells firmly in place during movement and firing, while the low-profile design minimizes snagging and maintains smooth handling.
The included Picatinny base mount features 5 rail slots, allowing for the attachment of lights, lasers, or other accessories. Installation is simple and quick using included hardware, with no gunsmithing or modifications required.
Whether you're setting up your KS7 for tactical defense or improving efficiency in the field, the TRINITY shell holder combo delivers durability, convenience, and performance.
Holds five 12 gauge shells (2 3/4" and 3") for fast reload access
Includes polymer shell carrier and Picatinny rail for dual functionality
Glass-filled high-strength polymer built for long-lasting performance
Mounts to standard Mil-Std 1913 Picatinny rail systems
Compact and streamlined shape reduces snagging and improves handling
Keeps shells firmly in place during movement and recoil
Provides additional mounting space for tactical accessories
Includes mounting hardware with no gunsmithing required
Length: 4.5" | Width: 1.5" | Weight: 1.3 oz
Length: 2.25" | Weight: 1 oz

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