2006 Keeley Katana Boost V1 Exclude Promotions but otherwise plays beautifully up

but otherwise plays beautifully up and down the neck

Only coated string brand to protect the entire string with an ultra-thin coating

Manufactured by Matsumoku Industrial Inc

showing clear signs of enclosure wear throughout

especially on the bass side

2006 Keeley Katana Boost V1 Exclude Promotions but otherwise plays beautifully upAn early version of the now infamous Katana Boost! Anyone that has spent any amount of time digging into the gear of John Mayer has no doubt heard about the Katana Boost. The quintessential clean boost, the Katana take your volume and gives you a good amount of clean push without altering too much of the source tone. A handwritten date in marker on the baseplate indicates 2006 as the year of production, making this a super early example of this iconic