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Package included : 4 * Truss Rod ; 2 * Adjust Wrench.
Two way or two course guitar truss rod type.
Made of quality metal material, anti-deformation, sturdy, durable.
length: 420mm; Rod head: Outside diameter 9mm ; Inside diameter:5mm.
2-Way Truss Rod is great for thinner necks that need a shallow truss rod depth.

Specifications:
Materail : Steel
Guitar truss rod.
Two way or two course rod type.
Total length is 420mm/16.5" rod for making or repairs.
Rod head: Outside diameter 9mm ;Inside diameter:5mm.
The color of adhesive tape maybe different.
Two way adjustable Rod is for inserting in neck while building.
Package Included:
4 x Guitar truss rod
2 x Wrench