Dear friend, when you place an order,
please note :
we will contact you by Qpost / email if there need change color or delivery company can't contact you.
pls response asap.
If you think the product is good, please give us positive feedback. Thank you for your support!
Color : As shown
Material: Stainless steel 
Use range: 

All kinds of electric guitar, electric bass, acoustic guitar, acoustic guitar, electric box guitar fretboard measured in radians, radians to adjust the strings piano code 

note:

      1.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.

      2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.