Parts › DinghyGo/OptiParts outboard end for 40mm boom Image 1 of 1 DinghyGo/OptiParts outboard end for 40mm boom $25.00 Outboard end for 40mm boom. Made of fiberglass reinforced nylon. Get notified by email when this product is in stock. Quantity: Add To Cart Added! Outboard end for 40mm boom. Made of fiberglass reinforced nylon. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More