Kayak sponsons

• Prototype 1 (steelframe)

• PVC tube 110 cm (4.5”)

• Self locking • Retractable• Low cost

Kayak Sponsons

• Rear view• Sponsons locked

Kayak sponsons

• Self locking system

Kayak sponsons

• Lock open• Sponson half way

Kayak sponsons

• Sponsons retracted

Kayak sponsons

• Sponson mounting bolts

Kayak sponsons

• Prototype 3 (stainless steel 316L 30x5 nuts – bolts - hinges)

• Front arms longer • PVC tube painted• Brackets half circle• Total weight 10.1 kg• Total cost 243 € +

working hours

Kayak sponsons

• Sponsons open and locked

Kayak sponsons

• Sponsons retracted• Edging stability: not

yet compared

Kayak sponsons

• Locking system

Kayak sponsons

• Lock half way

Kayak sponsons

• Sponsons open and locked front view