TPI-A-MNG Faber, 8mm metric Tailpiece Inserts (pair) Steel, nickel plated, glossy
TPI-A-MNG, 8mm, Metric Tailpiece Inserts (pair) German Carbon Steel, nickel plated, gloss
inner thread: 8mm, Metric
outer diameter: 13mm
length: 22mm
(original '59 Gibson dimensions)