Stevens 320 Security Thumbhole | 20GA | 18.5″ Barrel

The Stevens 320 Security Thumbhole is a compact pump-action shotgun built around an 18.5-inch barrel and a thumbhole synthetic stock for controlled handling. This model accepts 3-inch shells and uses a bottom-loading tube magazine for a 5+1 capacity. It ships with a front bead sight and is configured with a thumbhole stock that provides a secure grip and ambidextrous handling characteristics.

Product Specifications

• The action is a pump action for simple, manual operation.
• The model is designated as the 320.
• The caliber/gauge is 20 Gauge.
• The barrel measures 18.5 inches for compact handling.
• The chamber accepts 3-inch shells.
• The magazine capacity is 5+1 (bottom-loading tube magazine).
• The stock type is a thumbhole synthetic stock with textured gripping areas.
• The shotgun is fitted with a front bead sight.
• The choke configuration is cylinder.
• The barrel material is listed as chrome alloy steel in manufacturer details.
• The length of pull is specified as 13.75 inches in manufacturer details.
• The overall length is specified as 39.1 inches in manufacturer details.
• The receiver material is listed as a light alloy in manufacturer details.
• The stock material is synthetic.
• The UPC is 011356232472.

The Stevens 320 Security Thumbhole pairs a straightforward, proven pump action with a compact 18.5-inch barrel and a thumbhole stock designed for stable, repeatable handling. It is well-suited to range training and close-quarters practical shooting where a compact, manually operated shotgun is preferred. The configuration emphasizes predictable function and controllability with readily available 20-gauge ammunition.

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