Aim Sports MM6RK Side Shell Carrier 12 Gauge 6rd Mossberg 500/590/500A

The Aim Sports MM6RK Side Shell Carrier is a drop-in, quick-detach upgrade designed for Mossberg 500/590/500A shotguns. It carries six 12-gauge shells in a compact, side-mounted configuration to speed reloads and keep spares accessible. Constructed from polymer with an aluminum mounting plate, the carrier ships with all required mounting hardware for installation. The design provides secure retention while maintaining a low profile on the receiver.

Key Specifications

• The color is Black.
• The caliber/gauge is 12 Gauge.
• The shell count is 6.
• The number of compartments is 6.
• The finish is Smooth.
• The material is Polymer w/Aluminum Mounting Plate.
• The mount type is Mounting Plate.
• The model fit is Mossberg 500/590/500A.
• The model is listed as Side Shell Carrier.
• The product type is Shell Holder.

Engineered for practical use at the range or during field activities, the MM6RK keeps spare shells organized and within easy reach without adding unnecessary bulk. Its polymer construction combined with an aluminum mounting plate delivers a dependable, lightweight option that integrates cleanly with compatible Mossberg platforms.