Amazon.com: Kmise 5 String Banjo,Professional Two-way Truss Rod Open Back Banjos Starter Kit with Bag Tuner Strap Strings Picks Ruler Wrench Bridge : Musical Instruments
Bracket Hex Wrench - StewMac
5 String Banjo - 24 Bracket 38 Inch Maple Body Open-back with 2-Wrench – mulucky