Wichard Black Watertight U-Bolt - 8mm Diameter - 5/16" - 100mm Length - 3-5/16"

The Wichard Black Watertight U-Bolt in 8mm diameter is designed for marine applications where reliability and corrosion resistance are essential. This fastener is perfect for securing rigging, fastening hardware to your vessel's superstructure, or anchoring critical deck equipment. Serious anglers and boaters trust this product for its dependable holding power in both saltwater and freshwater environments.

Manufactured from marine-grade stainless steel with a black oxide finish, the Wichard watertight U-bolt resists rust and galvanic corrosion in harsh marine conditions. It features an overall length of 100mm and an inner span of approximately 84mm, with a thread size of 5/16". This design ensures secure, flush mounting without protruding hardware that can snag lines or create hazards on deck.

Ideal for both recreational cruisers and commercial fishing operations, this U-bolt accommodates standard 5/16" fasteners and integrates seamlessly with marine-grade backing plates and washers. Installation is straightforward—position the U-bolt around your target component, thread the nuts hand-tight first, then torque evenly to prevent cross-threading and ensure balanced clamping.