Boston TB-07-C String Ferrules - 6-pack Chrome (8.2mm x 9.5mm)

Boston TB-07-N String Ferrules - 6-Pack, Nickel, 8.2mm x 9.5mm

Boston TB-05-B String Ferrules - Set of 6, Black, 6.5mm x 11mm

Boston TB-05-G String Ferrules - 6-Pack Gold 6.5mm x 11mm

Boston TB-05-C Chrome String Ferrules 6-pack

Boston TB-05-N String Ferrules - Set of 6 - Nickel Finish 6.5mm x 11mm

Boston SH-13-B String Retainer for 6 Strings - Black

Boston SH-13-G String Retainer - Gold Bar Model for 6 Strings

Boston SH-13-C String Retainer for 6 Strings - Chrome

Boston SH-11-B String Retainer - Black Bar Model for 6 Strings

Boston SH-11-G Gold String Retainer for 6 Strings

Boston SH-11-C String Retainer for 6 Strings - Chrome, with Screws

Boston SH-16-G Bass Guitar String Retainer - Gold, 19mm

Boston SH-5-G Gold String Retainer with Screw (10mm)

Boston SH-3-B String Retainer Black with Screw