92101-06020-4J Bolt Hex (6X20) - Overview. The 92101-06020-4J Bolt Hex (6X20) is a critical fastener used within Honda marine engine systems. This precise hex bolt, measuring 6mm in diameter and 20mm in length, supports the secure assembly of various components, ensuring structural integrity and reliable operation. Designed to meet Honda's exact specifications, it ensures seamless integration with existing parts, maintaining optimal performance and durability.. Key Features. 6mm diameter and 20m