The 40mm boom jaw is designed to fit in larger Opti booms, most commonly the BlackGold 40mm boom. Provides a snug fit against Opti mast and a firm seal to keep water out of the boom.
- Fits 40mm racing booms
- Compatible with all masts
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The 40mm boom jaw is designed to fit in larger Opti booms, most commonly the BlackGold 40mm boom. Provides a snug fit against Opti mast and a firm seal to keep water out of the boom.
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