Essentials RDM V2 Aluminum Mast Extension (U-Pin)
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Unifiber Essentials RDM Aluminium Mast Extension V2 U-Pin
The Unifiber Essentials RDM Aluminium Mast Extension V2 U-Pin is an extension designed to offer simplicity, reliability, and ease of use. It is an ideal choice for beginner windsurfers, occasional riders, and anyone looking for a functional, lightweight, and easy-to-use component when rigging their sail.
The range is available in multiple sizes, including 10-30 cm and 10-45 cm versions, to suit different setups. The aluminum structure, reinforced nylon base, U-Pin Push Button system, and 8:1 downhaul with 3 pulleys make this extension a concrete and versatile solution for recreational and frequent use.
Main features
- Mast extension for RDM masts.
- Available in multiple sizes, including 10-30 cm and 10-45 cm versions.
- Aluminum construction.
- Reinforced nylon base for practical and reliable use.
- U-Pin Push Button attachment system.
- Nylon Ring + Pin collar.
- 8:1 downhaul system with 3 pulleys.
- Larger diameter pulleys to facilitate downhauling.
- Compatible with ropes 3.8 - 4.0 mm.
- Recommended rope: Polyester 4.0 mm.
- 25 mm step adjustment.
- Base suitable for comfortable rigging even barefoot.
Product advantages
Easy to use
The Essentials V2 line was developed to offer simple and direct use. It is an extension suitable for those who want to rig quickly and without complications, while maintaining good overall functionality.
Smoother downhaul
The 3 larger diameter pulleys help reduce effort during downhauling. This makes sail tension more manageable and improves the practicality of rigging, especially for those seeking an intuitive system.
Lightness and practicality
The aluminum construction helps keep the product lightweight and easy to handle. It is a suitable solution for those who want a functional extension for recreational sessions and regular use without excessive technicality.
Comfort during rigging
The wide base is designed to allow for more comfortable rigging, even barefoot. Furthermore, the positioning of the rope release system allows the downhaul to be loosened with a quick and practical gesture.
Technical specifications
- Diameter: RDM
- Base compatibility: U-Pin
- Locking mechanism: U-Pin Push Button
- Collar: Nylon Ring + Pin
- Construction: aluminum
- Reinforcement: none
- Downhaul system: 8:1 - 3 pulleys
- Pulley diameter: 14 mm
- Pulley orientation: 0°
- Rope compatibility: 3.8 - 4.0 mm
- Rope: Polyester 4.0 mm
- Adjustment step: 25 mm
- Outer tube diameter: 32 mm
- Wall thickness: 3 mm
- Graphic finish: screenprinted
- Barefoot-friendly rigging: yes
Available versions
The extension is available in different lengths to cover various trim needs. Among the main variants in the range are the 10-30 cm, which is more compact, and the 10-45 cm, designed for those who need a greater range.
Ideal for
- Beginner to intermediate windsurfers.
- Those seeking a simple, reliable, and lightweight RDM extension.
- Recreational and freeride use.
- Those who want a more manageable downhaul thanks to larger pulleys.
Q&A
Is this extension compatible with RDM masts?
Yes, this model is designed for RDM masts.
What sizes are available?
The range includes various sizes, including 10-30 cm and 10-45 cm versions.
What type of attachment does it use?
The extension uses a U-Pin Push Button system.
Is this an suitable extension for beginners?
Yes, the Essentials line is specifically designed to offer ease of use, practicality, and reliability even for less experienced windsurfers.
Does the downhaul system help reduce effort?
Yes, the 8:1 ratio with 3 pulleys and larger diameter rollers help make downhauling simpler and smoother.
Can it be set to 0 cm?
No, this extension cannot be adjusted to 0 cm because the base is taller.
ZZZSURF Shipping and Delivery
Buy with peace of mind: with ZZSURF you get your windsurfing, wingfoil, kitesurfing and watersports products delivered directly to your doorstep, anywhere in the UK and most European countries.
Shipping Times
- Italy: Standard delivery in 24/48 business hours from shipment for most items in stock.
- Europe: delivery in 2-5 business days depending on the country of destination.
- For islands, remote areas or bulky items (boards, SUPs, foils, rigs, masts and booms) delivery time may vary by 1-2 business days.
Shipping Costs
- Italy: Free shipping on orders over $50. For lower orders, a shipping charge may apply.
- EU countries: Cost starts from €24.90 for orders under €200, the price however may vary depending on country and volume of products. The exact calculation is displayed during checkout.
- For bulky products (boards, sails, foils, SUPs, kayaks, etc.) a surcharge may be required. It will always be clearly communicated prior to order confirmation.
Shipping Methods
- We ship with specialized express couriers (GLS, BRT, DHL, UPS, SDA, etc.), selected according to product type and delivery area.
- All products are packed carefully and, where necessary, with reinforced packaging to ensure maximum safety during transport.
- You will receive tracking via email/SMS as soon as the shipment leaves our warehouse.
Pickup at Headquarters
- You can pick up your orders for free at our ZZSURF warehouse in Gallarate Via Mameli 48 (VA) Italy - Please note this is not a store but a pickup point where orders already placed on the site can be picked up.
- You will be notified as soon as your order is ready for pickup.
Important Notes
- Always check the integrity of packages upon delivery and sign with reserve in case of damaged packaging.
- For any doubt or urgency, you can contact our customer service: info@zzsurf.com or WhatsApp directly from the website
- We also ship to Switzerland and UK: contact us for a customized quote.
Methods of Payment on ZZSURF
On ZZSURF, operated by Twoside srl, you can choose from several payment methods, all of which are secure and designed to provide you with maximum convenience:
Credit Cards:
Major credit and prepaid cards are accepted, including Visa, Mastercard and American Express. This method allows you to complete your purchases quickly and securely.
Klarna:
With Klarna you have the option to purchase now and pay off the amount later, choosing from various installment options as needed. A credit card is required to complete payment through Klarna. The maximum amount allowed, including shipping costs, is €1,500.
PayPal:
Paying with PayPal will allow you to make secure and fast transactions without having to re-enter your card information each time. In addition, in some situations, PayPal allows you to split the payment into convenient installments directly from your account.
Bank Transfer:
If you prefer, you can also pay by bank transfer. You will receive all the necessary details when you place your order. Shipment will be made only after verification of receipt of payment.
After placing your order you will need to make the transfer payable to : Twoside srl , IBAN IT74M0326850240052341838010 indicating the order number
Security of Transactions
All payments on ZZSURF are secured using SSL (Secure Socket Layer) technology, which protects your credit card information. During order completion, 3D Secure verification is also activated, which adds an additional layer of security by requiring additional confirmation via web, app or SMS. These measures allow you to shop with confidence.