Polyform Buoy A-4 Hydraulic Steering/Parts Efficiency (1W/1M) : 86 dB

Efficiency (1W/1M) : 86 dB

but free diving and for photographers who want to be at one with their underwater world

8 bar (Measurement taken at an LP port with the second stage connected and 150 bar pressure in the tank)

3D Shaping increases total grip surface area by 25%

Polyform Buoy A-4 Hydraulic Steering/Parts Efficiency (1W/1M) : 86 dBThe A Series is the product that launched the Polyform story. This all purpose buoy, with the signature "blue ropehold" has proven itself in the most adverse conditions. Making gear used in heavy seas is no easy task. That's why more fishermen use Polyform A Series than all other buoys combined. You name it ocean, sea, river or lake and the A Series has been there. Put your trust in Polyform's most versatile and well known product. A Series Features :