Mossberg 500 ATI Scorpion | 12 Gauge | 18.5″ | 50424

The Mossberg 500 ATI Scorpion pairs the established Mossberg 500 pump action with ATI tactical furniture and accessory-ready components. This configuration includes an 18.5-inch heat-shielded barrel with rails, a Picatinny top rail, and an adjustable ATI-style stock in Flat Dark Earth. It is intended for range training and competitive shotgun sports such as 3-Gun where robust controls and accessory compatibility are valued.

Product Specifications

• The manufacturer and part number are Mossberg, MFG# 50424.
• The shotgun is chambered in 12 Gauge.
• The maximum chamber size is 3″.
• The barrel measures 18.5 inches and includes a heat shield with accessory rails.
• The action type is pump action.
• The stock material is synthetic in Flat Dark Earth and features a 6-position adjustable configuration.
• The metal finish is reported as blued with Flat Dark Earth furniture.
• The shotgun uses a cylinder bore (no internal choke tubes reported).
• Sight configuration includes a winged post and bead front sight and a Picatinny top rail for optics.
• Additional components include an ATI Scorpion grip, Halo heat shield, side saddle with 3-shell carrier, and a side sling mount.
• Swivel studs for sling attachment are listed as yes.
• The model family is listed as 500 (ATF Model: 500).
• Country of origin is listed as US.
• ATF Type is listed as Shotgun.
• The UPC is 015813504249.

With proven Mossberg 500 mechanics and ATI-supplied furniture, this Scorpion variant is built for shooters who want a familiar, serviceable pump-action platform that readily accepts optics and accessory setups. The heat-shielded barrel and adjustable stock allow for user-specific configurations suitable for training and competitive environments.

Owners commonly praise the 500’s time-tested reliability and report that the ATI components improve handling and accessory integration.

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