Sven Yrvindvideo
Nov 2, 2025 Aft mast adaptation
November 1, 2025 · 4 min · 2K views
What this video covers
Sven Yrvind modifies the aft mast support and swim ladder mounting system on his boat using a modular construction technique. He creates 7-centimeter spacers by combining 5-centimeter and 2-centimeter components, allowing for precise alignment and structural reinforcement.▶ 0:03 To ensure the swim ladder maintains a proper angle, he reinforces the support structure with glass fiber and epoxy, incorporating lead weights in a plastic bag to maintain tension during the curing process.▶ 3:42 The mast adaptation involves fitting the mast inside a pipe assembly, which is then secured with epoxy.▶ 2:28 He uses sandpaper beneath components to prevent slippage and employs a 12-degree angle for the mounting surface.▶ 0:49 The process relies on ad-hoc adjustments, including grinding down excess material if the fit is too tight.▶ 3:27 This modular system allows for consistent construction regardless of the vessel's overall size.▶ 0:51
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