Quality 400mm Two Way Dual Action Guitar Truss Rod with 4mm Hex Wrench

Features: 1.Made of quality metal material, anti deformation, sturdy, durable. 2.Acts in both directions can adjust the guitar neck. 2.Easy to install and use. 4.Two way adjustment, can be adjusted up, down, left or right. 5.Suitable for most of guitar. Specifications: Material: Metal Weight: Approx. 143g Color: As picture shown Truss Rod Length: Approx. 400mm 15.7in Packing List: 1*Guitar Truss Rod 1*4mm Wrench