Mast Extension Heavy Duty RDM U-Pin 30cm Unifiber SC000100040

Mast Extension Heavy Duty RDM U-Pin 30cm Unifiber SC000100040

Description:

The Unifiber Heavy Duty RDM Mast Extension (U-Pin, 30 cm) increases your rigging options by adding secure, stiff extension to Reduced Diameter Masts for windsurfing. Built with an aluminium tube and a reinforced plastic base, it includes extra stainless-steel reinforcement between the plastic base and the aluminium tube for exceptional strength where stress is highest. This heavy-duty construction minimizes flex and delivers reliable performance in challenging wind and sea conditions, giving riders confidence when pushing power and sail trim. The U-pin locking system provides a fast, secure connection to the mast base while remaining easy to operate on the water. Designed for durability and precision, the extension helps maintain consistent sail shape and rig tension for improved control and responsiveness. Its rugged build is intended to resist corrosion and wear from frequent use and harsh weather. Ideal for those seeking a dependable, high-performance mast extension for demanding sessions.

Key Features:

• Heavy-duty aluminium tube for high stiffness and low flex
• Reinforced plastic base with extra stainless-steel reinforcement at the junction for increased durability
• U-Pin locking system for quick, secure attachment and reliable retention under load
• Designed specifically for RDM (Reduced Diameter Mast) systems
• Corrosion-resistant materials and construction for use in marine environments
• Improves rig stability, sail shape consistency and overall handling under power
• Compact 30 cm length for a practical increase in mast height without excessive weight or bulk
• Simple installation and serviceability for on-water adjustments and maintenance

Specifications:

Manufacturer: Unifiber
SKU: SC000100040
Material: Aluminium tube, reinforced plastic base, stainless-steel reinforcement
Size/Dimensions: 30 cm length (mast extension)
Weight: Not specified
Color: Not specified
Size: 30cm
Category: Mast Extensions
Age Group: Adults
Gender: Unisex

Recommended Use:

This mast extension is ideal for intermediate to advanced windsurfers and professionals who demand a reliable, stiff extension for powerful or gusty conditions. Best suited for onshore, offshore and strong-wind sessions where reduced mast flex and secure rigging are critical. Use with compatible RDM masts and standard mast bases that accept a U-pin locking extension; regular inspection of stainless components and fasteners is recommended for long-term reliability.