This is the world’s stiffest, strongest and most advanced and precise mast extension ever built – always trimming your sail block-to-block if wanted.
The NoerStick Viper is the shortest mast extension in the NoerStick SDM range.
It extends from 0 to 15 cm with infinity precision.
This is a 100% top professional race mast extension, built for RACING by PWA racers.

Designed for euro pin mast bases.