Duotone 42cm SDM Epx windsurfing Mast Extension

Duotone 42cm SDM ( Standard diameter) Epx windsurfing Mast Extensions.

These solid 42 cm SDM ( standerd diameter ) extension available for most SDM masts. Its well-known pin adjustment system enables reliable height adjustment and secure locking. 

Quick release

Thanks to RAPID RELEASE with its usefully placed cleat, when de-rigging, only one foot needs to be placed on the extension, after which the rope is released from the cleat with a single jerk motion; completely releasing the luff in one easy motion

Small adjustments on the pin system make for precise adjustment,  and the mast base take the euro pin system, with large quick release button.

Windsurfing mast extensions, SDM and RDM

Boardworx sells an assortment of different windsurfing extensions.

Windurfing Mast extensions

Different Duotone Extensions