unifiber hd aluminium sdm extension 1 zfins aerodynamic roof rack bag shape

aerodynamic roof rack bag shape that is ideal for traveling by car

a sturdy Texture Skin visor

ONSHORE / SIDESHORE 6/10   ON-OFF FEEL 9   DIRECT / SOFT FEEL 7/10   CONTROL IN JUMPS 9/10   DRIVE IN TURNS 10/10   FRONT/BACKHANDED 7/10   LOW END POWER 10   HIGHEND CONTROL 7/10   WEIGHT / DURABILITY 8/10   TRIM RANGE 10/10

which is a key factor in this area (main power of the sail)

DOES THE PROFILE

unifiber hd aluminium sdm extension 1 zfins aerodynamic roof rack bag shapeIntroducing the Unifiber HD Aluminum SDM Extension. If your sail requires high downhaul tension, the HD SDM Extension is the right tool for the job. The base itself is made of high quality polyamide to withstand the high tension of the downhaul. With a 3 roller pulley, the Extension reduces the effort you need to trim even a slalom sail. The functional length can be adjusted with one hand using the collar.