Umarex Legends MP40 — Full Auto CO2 BB Gun

Umarex Legends MP40 Review — WWII Realism in Full Auto

The Umarex Legends MP40 is a CO2-powered BB gun that replicates the iconic German WWII submachine gun. The full auto mode delivers rapid fire at the flip of a switch. The 50-round magazine is easy to load and reliable. The blowback action cycles the bolt with each shot, delivering realistic recoil. The folding metal stock and realistic styling make this a true collector’s piece. The Legacy Edition includes a replica canvas sling and display case. Available in black, the Legends MP40 is ideal for plinking, target shooting, and collecting.

Umarex MP40 UK — Technical Specifications

The MP40 features a full metal construction for realistic weight and handling. The 50-round magazine is easy to load and reliable. The CO2 system uses two 12g CO2 cartridges inserted into the magazine. The BB gun delivers approximately 60-80 shots per fill. The blowback action cycles the bolt with each shot. The full auto mode delivers an impressive rate of fire. The folding metal stock provides comfortable handling. Overall length is 630mm (stock folded) and 830mm (stock extended). Weight is approximately 2.3kg.

Umarex MP40 Full Auto — Select Fire System

The MP40 features a select fire system that lets you switch between semi-auto and full auto modes. In semi-auto mode, each trigger pull fires one round. In full auto mode, the BB gun fires continuously until the magazine is empty or you release the trigger. The full auto mode delivers an impressive rate of fire. The 50-round magazine empties in seconds. This makes the MP40 a genuinely exciting BB gun for plinking and collecting.

Umarex MP40 Problems — Honest Owner Feedback

The MP40 has received constructive owner feedback on airgun forums. The CO2 seal is the most common issue. Owners report that the seal can fail if the BB gun is stored with a CO2 cartridge inserted. Using Pellgun oil on the CO2 cartridge tips helps maintain seal life. The full auto mode consumes CO2 quickly, reducing shot count. The magazine can be stiff to load. On the positive side, owners consistently praise the MP40 for its realism, full auto capability, and build quality. One owner called the MP40 “a brilliant full auto replica” . Another said it was “realistic, powerful, and a pleasure to shoot” .

Umarex MP40 Accuracy — What Owners Achieve

The MP40 produces reasonable accuracy for a smoothbore BB gun. Owners recommend high-quality 4.5mm steel BBs for best results. The realistic weight and blowback action help with aiming and control. The full auto mode is less accurate than semi-auto but provides an exciting shooting experience. The 50-round magazine and full auto mode make the MP40 ideal for plinking and target shooting.

Umarex MP40 For Sale UK — In Stock at Fieldcraft Airguns

Fieldcraft Airguns has the Umarex Legends MP40 in stock now. The BB gun includes a 50-round magazine. The Legacy Edition includes a replica canvas sling and display case . Every Umarex MP40 comes with our exclusive 12 month warranty. We recommend adding a pack of 12g CO2 cartridges and a tin of high-quality 4.5mm steel BBs to your order. Spare 50-round magazines are available separately. We recommend buying at least one extra for extended shooting sessions. To extend the life of your seals, always remove the CO2 cartridges when you finish shooting. Apply a drop of Pellgun oil to the tip of each new CO2 cartridge before installation.