Unifiber SDM HD alu extens. (Upin)

Unifiber SDM HD alu extens.(Upin)

The Unifiber SDM HD alu extens. (Upin) is an essential part of your Windsurf accessories, Mast Extenders. This Multi color (black with silver) version from the ST collection of Unifiber is designed for surfers looking for a strong connection. The Heavy Duty aluminum tube makes this model suitable for beginners, intermediates and pros as the extra wall thickness can withstand the high stress of larger sails.

Everything about the Unifiber SDM HD alu extensors (Upin).

This extender is specifically designed for a Standard Diameter Mast (SDM) and uses the Universal Pin (Upin) system for coupling to your baseplate. Unifiber Windsurf Mast Extenders are known for their down-to-earth engineering. The abbreviation HD stands for Heavy Duty, indicating a thicker tube wall for extra rigidity. You adjust the desired length via a stainless steel pin in hole construction. Large pulleys help you smoothly tighten your trim rope.

Features of the Unifiber SDM HD alu extens (Upin).

• High wall thickness T6 aluminum tube
• Compatible with Standard Diameter Masts
• Universal Pin Base connection system
• Large diameter pulleys for downhaul Rope
• Stainless steel pin adjustment system
• Integrated clamcleat for secure fastening
• Clear cm scale for height precision

Information found on Unifiber.net and surfpirates.de: Material T6 aluminum, wall thickness 2.5 mm for Heavy Duty specification, SDM diameter, Upin coupling, stainless steel pin adjustment, large pulleys for lower friction, adjustment steps of 2 cm.