Apeks RK4 Fins – Technical Scuba Diving Fins

Move confidently underwater with the Apeks RK4 Fins, combining a compact, wide blade with precise control and efficient propulsion. Designed for technical and recreational scuba diving, these rubber fins deliver excellent manoeuvrability in confined spaces and dependable performance in open water.

Ideal for frog kicks, back-finning and small positional adjustments, the RK4 helps you control your movement around reefs, wrecks and overhead environments. Used with appropriate finning techniques, the compact blade helps minimise sand and silt disturbance, preserving visibility.

Adjustable stainless steel spring straps accommodate wetsuit and drysuit boots, while integrated buckles reduce snag points. Oversized rubber pull tabs make putting on and removing your fins straightforward, even with gloves.

Features and Benefits

• Compact, wide blade: Provides controlled propulsion and excellent manoeuvrability when space is limited.
• Precise fin control: Well suited to frog-kicking, back-finning and fine adjustments to your position underwater.
• Efficient propulsion: Designed to deliver useful thrust on both the upstroke and downstroke, helping conserve energy throughout your dive.
• Reduced silt disturbance: Supports controlled finning techniques that help keep sand and sediment undisturbed.
• Adjustable spring straps: Stainless steel straps feature two adjustment points to help accommodate different wetsuit and drysuit boots.
• Integrated stainless steel buckles: Tough, durable hardware keeps the strap attachment streamlined to reduce snag hazards.
• Oversized rubber pull tabs: Easy to grip when wearing gloves, making the fins easier to put on and take off.
• One-piece rubber construction: Provides durability for regular use in demanding diving environments.

Whether you are refining your technical diving skills or looking for greater control on recreational dives, the Apeks RK4 technical fins combine accurate handling, practical adjustment and lasting durability.

Available colours: Black, Grey, White and Orange.

Fit advice: These fins require suitable dive boots. Choose your fin size with your actual wetsuit or drysuit boots in mind, as boot thickness and design affect the fit.