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Unifiber SDM Elite Stainless Steel Mast Extension (U-Pin)


For the absolute ultimate in durability and function. The Elite range feature extra tube wall thickness, stainless steel corrosion resistant base and pulley block, and exclusive double-pin trigger mechanism that’s both sand proof and ergonomic to operate. Supplied with 4mm Dyneema® line. Adjustment range of 32cm or 46cm.

Pros & Cons

  • Intuitively compatible with all sail downhaul pulley blocks
  • Large diameter pulleys for effortless downhauling
  • Secure double-pin locking trigger mechanism prevents unwanted release
  • Ergonomic friction-free release requires little force even with cold hands

  • Weight

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