Iver Johnson MF20 | 20 Gauge | 20″ Barrel | Semi-Auto

The Iver Johnson MF20 is a 20-gauge semi-automatic shotgun configured for modern sporting and utility use. It pairs a 20″ steel barrel and a black aluminum receiver with Picatinny rails for optics and accessories, and a synthetic tactical stock with an adjustable cheekrest for shooter comfort. The design and feature set make it appropriate for upland game hunting and clay/sporting-clays competition where a lightweight, responsive 20-gauge is preferred. It ships with multiple magazines and internal threaded choke tubes to cover a range of field and target needs.

Product Specifications

• The manufacturer is Iver Johnson.
• The model is MF20.
• The action is Semi-Auto.
• The gauge is 20 Gauge.
• The barrel length is 20 inches.
• The chamber accepts 3″ shells.
• The capacity is 5 + 1 and the package includes (2) 5-shot magazines.
• Includes 3 internal threaded choke tubes.
• The stock material is synthetic finished in black with an adjustable cheekrest.
• The receiver is black aluminum and includes an integrated Picatinny optics rail.
• The barrel is steel with a black oxide finish.
• The firearm weighs approximately 7.4 lbs.
• Includes a recoil pad, swivel studs, and removable flip-up front and rear sights.
• UPC: 796167791454.

This MF20 balances modern accessory compatibility with a practical 20-gauge package: the Picatinny rails and included choke set let you tailor the gun for clays or field use, while the adjustable cheekrest and recoil pad help keep follow-up shots comfortable. Its lightweight profile and included magazines make it a practical choice for shooters who want a serviceable, adaptable 20-gauge semi-auto for recreational and competitive shooting.