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
-
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
-
OX35M5 – Optimax MK5 48 mm boom Optimist
A lightweight yet ultra stiff and powerful 48 mm racing boom which is mainly suitable for the more experienced, heavier weight sailors above 45 kg.
This boom comes with an improved bridle system, an adjusted outhaul cleat position and a colored PRO outhaul trimstrip.
- High grade alloy, dark grey anodized
- Glass fibre filled nylon in- and outboard end fittings
- Glass fibre filled nylon V-shaped outhaul cleat
- Glass fibre filled nylon lacing eyes
- Fitted with the colored PRO outhaul trim strip
- 3.5 mm Polyester outhaul line
- 3 mm Dyneema boom preventer line
- 3 mm Dyneema bridle with two stainless steel rings
- 3 mm Dyneema primary vang line
- 5 mm Dyneema / Technora secondary vang line
-
OX35M3 – Optimax MK3 40 mm boom Optimist
A lightweight and flexible 40 mm racing boom which is mainly suitable for sailors below 35 kg.
- High grade alloy, dark grey anodized
- Glass fibre filled nylon in- and outboard end fittings
- Glass fibre filled nylon V-shaped outhaul cleat
- Glass fibre filled nylon lacing eyes
- Fitted with outhaul trim strip
- 3.5 mm Polyester outhaul line
- 3 mm Dyneema boom preventer line
- 3 mm Dyneema bridle with stainless steel ring
- 3 mm Dyneema primary vang line
- 5 mm Dyneema / Technora secondary vang line
-
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