MK IV spars for the Optimist sailos above 45kg
Material: Superior Lanurep spacecraft alloy
Anodized: Top grade hard dark grey

MKIV logo

OX234M4 Set MK4 spars*
OX25ab4 MK4 mast*
OX35M4 Racing boom MK4, 45mm
OX45M4 Racing sprit MK4, 29mm
OX234M4P Package of 5 sets MK4 spars with
45mm boom*

* With rigging pack (OX25):

- 2 x Nylon top pins
- 1 x Wind indicator PRO
- 1 x Dyneema halyard line
- 1 x Harken ball bearing hook-in block
- 1 x Windesign 25mm low friction ring
- 1 x Nylon sprit adjuster handle
- 1 x 4mm Vectran halyard line
- 1 x Deck collar with mast sleeve
- 5 x 2.2mm tack lines
- 12 x 1.2mm double lacing lines

optimax catalog

View the Optimax catalogue. Click here to view

Optimax MK4 spars Optimist

MK3 Optimist racing boomHow to rig an Optimist #1
Boom preventer & Cunningham
Instruction video link

mk3 top mast optimax

How to rig an Optimist #2
Top pins & Wind indicator
Instruction video link

mk3 sprit optimax

How to rig an Optimist #3
Halyard & Sprit
Instruction video link