Back to Shop Truss Rod WrenchMSRP -$5.00 USD 4mm truss rod allen wrench. Sizes Choose an option4mm Clear Quantity Add to cart You May Like Cordoba 26 oz. Water Bottle by H2Go $29.99 USD Classic Córdoba T-Shirt (Grey) $17.00 USD $12.00 USD Córdoba Precision Music Stand $45.00 USD Savarez 500CJ Strings $20.99 USD