Mares Sten Pneumatic Speargun – 41 cm, 13 mm Inner Barrel, 8 mm Threaded Shaft, High-Speed Spearfishing

Experience precision and reliability with the Mares Sten Pneumatic Speargun

The Sten pneumatic speargun is built for spearfishers who value accuracy and consistency in challenging underwater conditions. With a 13 mm inner barrel and an 8 mm threaded shaft, this model delivers high-speed shots while maintaining effective penetration, even against sizable prey.

The 13 mm inner barrel enables compatibility with both 7 mm and 8 mm rods, giving you flexibility to adapt your setup to different dives and targets. An ultra-light, compact head improves buoyancy and water flow, helping you move smoothly through the water and conserve energy during longer sessions.

Smart design features for reliable performance

• 40 mm outer barrel and a lightweight, one-piece muzzle for better buoyancy and hydrodynamics
• Reinforced spinner with a steel line guide to handle high-tension shots and keep line management reliable
• 8 mm threaded shaft for quick, secure attachment of various spear tips
• Ergonomic handle with a white grip for greater visibility and secure hold in low-light or murky water

How it feels in real use

In the water, the Sten feels balanced and responsive. The combination of light head design and hydrodynamic body supports precise aiming, while the sturdy shaft and robust construction offer confidence when pursuing larger or faster targets. The white grip aids in locating the gun during descent and amid bubbles and reflections.

Built to perform across a range of underwater conditions, this Mares speargun is a solid choice for divers seeking dependable gear that stays true under pressure.

Key specs at a glance

• Outer barrel: 40 mm
• Inner barrel: 13 mm
• Threaded shaft: 8 mm
• Length: 41 cm
• Head: ultra-light and hydrodynamic