Designed in collaboration with the US military, the award winning RK3 fin is renowned for outstanding performance and reliability and has fast become a firm favourite with divers.

The RK3 is a rugged thermoplastic rubber fin featuring an over-sized foot pocket to accommodate drysuit boots and a spring strap for easy donning and doffing.

The RK3 is available in three sizes: Medium, Large and Extra Large.



  • Short wide blades.
  • Maximum forward thrust.
  • Great manoeuvrability.
  • Vented blades.
  • Custom designed buckles holding spring straps.
  • Large grommet holes.
  • CE Certification EN 16804

Additional information


Black, High Viz Yellow