Josh Gravelin makes and repairs guitar & bass pickups. Gravelin is also a bass player and started out playing in punk bands in his native Minnesota before moving to Austin where he lived for 15 years and played with various bands including Cotton Mather, MAD6 and Midnite Auto Supply. On his return to Minnesota in 2010 Gravelin he started the Americana group The Wooden Nickels.

Source: Gravelin Pickups website (31 July 2022)