Hello for bid is a pair aluminum double bass bridge adjustable wheels that allows players to quickly adjust string action height as environmental conditions fluctuate, most typically high and low humidity. Quantity 2 piece, 1 pair. 

                                                                                                                                                        

 

This auction includes:

High Quality Double Bass Bridge Heigth Adjust Wheels ( 1 Pair ) 

ALL BUYERS NOTE : Please  go to my shipping handling page for finalized combine shipping discount rate and updated shipping information.