Zwaardvis Pedestal Locking Clamp Collar with Hand Knob - Used

Zwaardvis (Made in the Netherlands) pedestal locking clamp collar with cast aluminum hand knob. Application: locking ring for Zwaardvis adjustable helm seat and table pedestals — clamps around the pedestal tube to lock height and rotation. Condition: Used take-off, cast aluminum body with normal surface oxidation and light corrosion in the bore; hardware operates freely. Approximate bore ~2 in (50 mm) — buyer must verify to match pedestal tube OD. Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase. Used marine part sold as-is unless otherwise stated. No returns on electrical, used, special-order, or installed parts.