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The Duotone Power.XT 2.0 is the only windsurfing extension in the world with a patented integrated ratchet system — and it has fundamentally changed the way people rig their sails. No more sitting on wet ground, no more rope cuts from hauling bare-handed, no more being stuck with the wrong downhaul tension when the wind shifts mid-session. Just precise, controlled downhaul tension, rigged standing up, in seconds.
For years the benchmark in windsurfing extensions, the Power.XT 2.0 is a ground-up rebuild of the previous model. From the extremely solid ratchet mechanism and lever to the simplified release system, the high-strength LIROS® Dyneema downhaul lines, and the new iSNAP 2.0 length adjustment — everything has been radically upgraded. Those who use it will never want to do without it again.
The 15cm lever and 1:60 mechanical ratio overcomes even the strongest downhaul forces, allowing millimetre-precise trimming in seconds. Even children can tension the luff of a large racing sail without effort. And because the ratchet system works with any sail brand, it doesn't matter what's in your quiver — the Power.XT 2.0 handles it all. If the wind changes while you're out, you can re-trim directly on the water — something no other extension makes this practical.
Built from 7075+T8 sandwich alloy, the standard Power.XT 2.0 RDM 36 is robust, dependable, and a massive step up from any conventional extension on the market. SDM versions are also available and can be upgraded to SHOX damper function. Order today from Worthing Watersports — the UK's Duotone specialist store for expert advice and fast delivery.
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Key Features
The Only Extension With a Patented Ratchet System: A genuine world-first — no other windsurfing extension has an integrated ratchet. The benchmark in downhaul extensions, and it's not close. Rig Standing Up: No more wet knees on cold sand or concrete. The Power.XT 2.0 lets you rig and de-rig entirely on your feet — a genuine quality of life upgrade for every session. Effortless Downhaul Tension: The 15cm lever and 1:60 mechanical ratio means even kids can tension a large racing sail. Millimetre-precise trimming in seconds, every time. Re-trim On the Water: Wind building or dying mid-session? Adjust your downhaul tension while you're out sailing — no other extension makes this as practical. Works With Every Sail Brand: The 2-thread system is universal. Wave, freestyle, freeride, or racing — whatever brand is in your quiver, the Power.XT handles it. Rapid Release: Switch to minus, release one click at a time, and the sail de-rigs itself cleanly. No wrestling, no rope burns, no kneeling on the floor. 2-Year Unconditional Warranty: Register online and you're fully covered for two years — no small print, no conditions.
Tech Features
7075+T8 Sandwich Alloy Tube: A high-grade alloy construction that balances strength and weight. Durable enough for daily use in all conditions. LIROS® Dyneema Rope: Original high-strength Dyneema downhaul line — cut-resistant and built to handle repeated high-load tensioning without degrading. iSNAP 2.0 Length Adjustment: The lightest and most intuitive length adjustment system available. Precise, fast, and fuss-free. Loop-and-Go System: Pass the loop through the eyelet, lock it on the pulley — that's it. No complicated rope runs, no knots to untie when de-rigging. SHOX Upgradeable (SDM versions): The SDM 28 and SDM 42 models can be retrofitted with the SHOX damper function for added shock absorption and mast protection. Always Leave in Plus: A key habit to protect the internal spring — always switch the lever back to plus after use and when storing. Leaving it in minus over time will wear the mechanism prematurely.
Tech Spec
Model
RDM 36
SDM 28
SDM 42
Extension Range
2–36 cm
2–28 cm
2–42 cm
Tube Material
7075+T8 Sandwich Alloy
T8 Alloy
T8 Alloy
Weight
710 g
670 g
770 g
Upgrade to SHOX
No
Yes
Yes
Warranty
2 Year Unconditional (register online)
Product Code
14220-7304
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Duotone TRY IT NOW - Try Before You Buy
Worthing Watersports is a specalist Duotone store, therefore we have a large selection of demo and TRY IT NOW equipment. This does not need to be used on our organised demo days. But can be pre-booked / arranged to demo at a time / day that suits you.
Hit the link to sign up and read terms and conditions:
Finally got a chance to use this and have rigged/de-rigged at least a dozen times now. I have never set sails up as well as when using this. It is so easy to get the correct tension and go more to the point it starts to effect the sail rotation even though the leech looks ok. You just downhaul as much as you can then let this take over. It's very handy and makes tuning a breeze.
I
Ioannis
Makes small adjustments easy
very easy to test small adjustments, makes it much more likely to play with different downhaul settings, can even be done in the water.