28" galvanized blade with the angled offset tip that builds the full 73" OWS head — the longest in the industry. The extra blade length adds torque, which is what lets these mills turn in 3–5 mph breezes other windmills sleep through. Fits all OWS windmills.
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18-gauge galvanized brace that keeps windmill blades aligned and rotation balanced. A missing brace is the usual culprit behind blade wobble; this universal part drops into any OWS head.
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24" square-cut universal replacement blade in galvanized steel. Fits all OWS windmills; corrosion- and warp-resistant so the head stays balanced. Use it to restore a damaged head or replace a thrown...
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Weather-resistant galvanized replacement dome for OWS windmills. Installs quickly with the included self-tapping screws and keeps the hub protected from rain and debris.
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Replacement galvanized tailfin for OWS large aeration and yard windmills. A bent or missing tailfin stops the head from tracking the wind, and output falls off fast. Two-piece design makes the swap...