Set Spars MK3 with Mk4 45mm Boom | Optimist

591,15 IGIC Included

  • MK3 spar set for the Optimist. Suitable for sailors from 35 to 45 kg
  • Material: Superior Lanurep spacecraft alloy
  • Anodized: Top grade hard dark grey
  • MK3 mast (OX25AB3)
  • MK3 40 mm boom (OX35M3
  • MK3 27 mm sprit (OX45M3)

Supplied with rigging pack:

  • 1 x Harken ball bearing hook-in block
  • 1 x Windesign 25 mm low friction ring
  • 1 x Windesign wind indicator PRO
  • 1 x Deck collar with mast sleeve
  • 1 x Nylon sprit adjuster handle
  • 2 x Nylon top pins
  • 1 x Dyneema primary halyard line
  • 1 x Technora / Dyneema secondary halyard line
  • 5 x 2.2 mm tack lines
  • 12 x 1.2 mm double lacing lines
SKU: OX234M345 Category:


All our spars are made of the best materials, the masts are made of superior Lanurep spacecraft alloy, ensuring maximum stiffness/weight ratio. Every batch of tubes is tested to ensure constant quality and bent characteristics. All masts are hard anodized to a dark grey color, providing a very durable and long lasting surface. These spars are equipped with the best parts you can find on the market: Harken blocks, Windesign parts, and Optimax accessories.

“For every sailor the best combination: divided in 3 main categories MK3 Flex, MK3 and MK4, with the extension of the MK3 Hyperflex sprit which can be used in combination with all sets.