OX45M3 – Optimax MK3 27 mm sprit Optimist
The MK3 sprit is an allround 27 mm sprit which is suitable for the majority of the sailors.
- Superior Lanurep spacecraft alloy
- Anodized to a dark grey color
- Grey glass fibre filled Nylon sprit ends
- 15 cm heat shrinkable sprit protection tubing,
prevents wear between mast and sprit

Related products
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OX45M3HF – Optimax MK3 Hyperflex 28 mm sprit Optimist
The most flexible racing sprit creates less distortion of the sail shape and provides an active change of tension on the leech. For the more experienced sailor who can adjust their mainsheet tension constantly.
- Superior Lanurep spacecraft alloy
- Anodized to a dark grey color
- Grey glass fibre filled Nylon sprit ends
- 15 cm heat shrinkable sprit protection tubing,
prevents wear between mast and sprit
-
OX25AB4 – Optimax MK4 mast Optimist
The most stiff and powerfull mast, designed for experienced, heavier weight sailors. The MK4 mast for the Optimist is mainly suitable for sailors above 45 kg.
- Superior Lanurep spacecraft alloy
- High grade 45 um hard anodized surface
- Windesign wind indicator PRO
- Pennant holders
- Harken hook-in block
- 3 mm Dyneema primary halyard line with Windesign low friction ring
- Technora / Dyneema secondary halyard line
- Hard anodized aluminium Clamcleat
- Aluminium pin stop
- Sprit adjuster handle
- Low friction end stop
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OX25AB3M-NP – Optimax MK3 Medium mast Optimist – no rigging pack
The MK3 MEDIUM mast fits perfectly in our mast range between the regular MK3 and MK3 FLEX; it’s 8% more flexible compared to the MK3 mast and 8% stiffer compared to the MK3 FLEX mast. The MK3 MEDIUM mast for the Optimist is mainly suitable for sailors from 30 to 40 kg.
- Superior Lanurep spacecraft alloy
- High grade 45 um hard anodized surface
- Hard anodized aluminium Clamcleat
- Aluminium pin stop
- Low friction end stop
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OX25AB3F-NP – Optimax MK3 Flex mast Optimist – no rigging pack
The most flexible and active mast which is designed for lightweight sailors. The MK3 Flex mast for the Optimist is mainly suitable for sailors below 35 kg.
- Superior Lanurep spacecraft alloy
- High grade 45 um hard anodized surface
- Hard anodized aluminium Clamcleat
- Aluminium pin stop
- Low friction end stop