What is a bonzer fin setup?
Bonzers consist of a moderately-sized center fin and side runners – either two long runners or four short runners. The end effect is a fin setup that has hints of the smooth flow associated with single fins, but also undertones of the drive and hold associated with thrusters.
What do Bonzer fins do?
According to Malcolm, the Bonzer’s primary purpose is to efficiently direct water flow. The fins and bottom contours work together so that water can move diagonally across the board. When this happens, the outside fins deflect water down and back through the tail.
What is a bonzer concave?
The bonzer is a hopped up single fin. Originally a design of the Campbell Brothers, it features a double concave through the fin area utilizing the Venturi principle that a fluid or air speeds up when compressed into a narrower channel.
Where do you put the fin on a surfboard?
Common Fin Placement Measurements: A Starting Point On shorter boards with a tri-fin or thruster set up, you’ll often see the fins placed as follows: Center/rear fin: ~3” to 3 ½” from the back edge of the board. Front/side fins: ~11” to 11 ½” from the back edge of the board.
Why do surfboards have 5 fins?
Five fin boxes allow you to mix and match fins depending on your preference and the surf conditions. Swap from the freedom of a twin fin, to the traction of a thruster, to the speed of a quad without changing boards.
What does Bonzer mean?
excellent
Definition of bonzer slang, Australia. : first-rate, excellent.
Where do you put fins on a surfboard?
What is the difference between The Bonzer 3 and 5 fin systems?
The Bonzer 3 and 5 fin systems have very similar performance characteristics. The main difference is that the 5 fin setup is a bit quicker off the top, and is more maneuverable in the hook. This makes it more conducive to a contemporary approach to wave riding. The 3 or 5 fin systems can be used on any model.
When did the 5 fin Bonzer come out?
In 1970 the 3 fin Bonzer represented a quantum leap in possibilities, and in late 1982 the 5 fin Bonzer presented another tremendous shift in design and performance potential.
How far should the center fin be from the board?
The general rule is to place your center fin 5 3/4″ from the tail of your board. The position of the center fin can vary from surfer to surfer. We have included a basic guide within the description of each particular model.
Why is The Bonzer tail fin so popular?
The combination of the Bonzer concaves and the long base of the side fins redirect far more water through the tail area than other designs. This maximizes the use of the force that is created during turns.