Chinook Mast Box
This Chinook mast box comes in two sizes, 8″ or 10″, to suit the application of your repair or board building project.
Genuine Chinook quality component.
Also available as either non-vented or a vented mast box.
A Chinook mast box can be used to refurbish your board or when building a new board.
A Chinook mast box can be used to build or repair your windsurfing board.
These mast boxes are available in two sizes from bigsurf…either 8″ or 10″. And you have the option of a vented mast box also in both sizes.
Genuine Chinook product, as used in millions of windsurfing boards the world over. Suitable for all types of windsurfing board …wave, slalom, freeride, bump & jump, etc., etc.
Comes as pictured…no instructions. We’d recommend researching this process before you start work replacing the mast box in your board.
These can also be used in certain circumstances as foil fin boxes.
MAST BOX SIZES
10″ Mast Box Outside Dimensions: L-26.7cm x W-2.5cm x D-3cm
8″ Mast Box Outside Dimensions: L-20.4cm x W-2.6cm x D-3.2cm
10″ Vented Mast Box Outside Dimensions: L-28.3cm x W-2.5cm x D-3cm
8″ Vented Mast Box Outside Dimensions: L-20.4cm x W-2.6cm x D-3.2cm
