Molchanovs - A6061 Rope Pulley lanyards The Double K Buoy is

The Double K Buoy is built for real freediving sessions

Use an appropriate anti-fog solution once the original lens coating wears off

or if you are planning to use ropes of 11mm or thicker

The Monofin Protection is reinforced against impact

size 42/43: approx

Molchanovs - A6061 Rope Pulley lanyards The Double K Buoy isMolchanovs A6061 Rope Pulley Since the inception of the first ever freediving pulley system in 2016, we have regularly taken customer feedback and continued to modernize this fundamental safety tool. The A6061 Rope Pulley is the 4th generation of its kind, featuring an updated, minimalistic look and constructed from anodized A6061 aluminum and stainless steel for more durability. A strategically placed handle makes for safer operation and ease of use,