The LZ Hydrofoil Doel Fin is a compact twin‑wing outboard stabiliser moulded from UV‑stabilised, impact‑resistant polymer to improve lift, reduce cavitation and aid handling on small outboards.

• Twin‑wing design - improves lift and planing
• Low‑speed stability - reduces bow rise and improves handling
• Fuel‑saving - lowers drag and cavitation for more economical running
• Polymer construction - UV‑stabilised and impact‑resistant
• Bolt‑on fitting - pre‑drilled holes; hardware included for quick fit
• Compatible with outboards up to 50HP
• Model 10121 dimensions: Width (A) 185 mm (7.3"), Height (B) 180 mm (7.1"), Thickness (C) 5 mm (0.2"), Slot depth (D) 23 mm (0.9"), Bolt hole distance (E) 61 mm (2.4")
• Ideal for RIBs, inflatables and small boats seeking improved planing

Simple bolt‑on upgrade to improve handling, economy and planing performance.