These goosenecks were prone to failure at the forward end of the bronze pin. These booms were the only small boat booms that incorporated sheaves for an internal outhaul into the gooseneck casting and the end boom casting.

• Shaft diameter: 3/8"
• Clevis pin diameter: 3/16"
• Hole for cotter pins (not included): 1 @ 7/16" shoulder to center of hole, cleared for 1/8"
• Vertical clevis pin required (not included) 3/16" x ~1" grip