USHBA TORTUGA GLUE-IN BOLT Ushba Titanium is the best structural material for anchor bolts placed in marine or corrosive environments. Unlike steel bolts, the Tortuga is virtually immune to attack from seawater and galvanic corrosion. The Tortuga Glue-In is the only responsible choice for seaside anchor projects. Take pride in your seaside route by investing in the safest, most cost-effective climbing anchor. * Weight: 74 grams * Strength: 15kN * Dimensions: 10mm x 13cm (3/8" x 5")