4mm Allen Truss Rod Wrench
4mm Allen Truss Rod Wrench
$6.00
Item # 18TOOL15
Need to change the action of your favorite Martin? Our Allen Wrench will help you adjust your guitar’s neck to achieve the action you desire.
This truss rod wrench can be used on the following models:
- Modern Deluxe Series
- SC models
For all other models, please use our 5mm truss rod wrench.
- In Stock