Graphtech TUSQ Nut Martin Style Slotted 1 3/4 in. PQ-M644-00 Color:White The custom 13

The custom 13

A favourite in the 'boutique' amplifier market

Known simply these days as the 'Greenback'

Magnet type Ceramic

Graphtech TUSQ Nut Martin Style Slotted 1 3/4 in. PQ-M644-00 Color:White The custom 13The PQ M644 00 is the perfect option to replace and upgrade the nut on your Martin style acoustic guitar. It has an angled bottom and comes pre slotted to make for a quick and easy install. TUSQ delivers a rich tone, crystal clear bell like high end with big open lows and a significant increase in harmonic content and harmonic sustain. Increase harmonics equals more richness and character in your tone. Its the difference between a four piece choir and