Zero Glide - ZS-3 Slotted Replacement Nut for Martin 3 Saddle The added support eliminates tilting

The added support eliminates tilting and releases stress from the stringpost and the mounting screw in the back

The template inserts adjust the routing path of the cutter

The ZS-18 is for bass guitars

the KickAss™ might seem like a simple

Precision Manufactured from 8mm thick clear acrylic sheet and engraved with the part number of the matching ferrule block and which pocket it produces to remove ambiguity

Zero Glide - ZS-3 Slotted Replacement Nut for Martin 3 Saddle The added support eliminates tiltingZero Glide ZS 3 Slotted Replacement Nut for Martin The Zero Glide Replacement Nut System borrows the "zero fret" concept to reduce string contact in the nut by up to 93%, increasing tuning stability, playability, and open string tone. It only takes a few minutes to install with absolutely no permanent alteration to your instrument. For Martin Style Guitar.