Hook Spare Plastic Female Double‑Ended Hook 30 mm Black | 4BoatsProduct details Plastic female doubleended hook with black finish, supplied as a replacement spare for marine fittings. Fitment & sizing Type female doubleended hook for secure connection Bore 30 mm (1. 18 in) to accept 30 mm fittings Material moulded plastic for low maintenance Finish black for discreet appearance Application replacement spare for deck and rigging fittings Compatibility designed to mate with standard 30 mm hardware