Vintage Singer 66 Sewing Machine Part (1926) - Thread Guide

Genuine Singer 66/99 Sewing Machine Thread Tension/Tensioner Assembly - FREE S/H

Vintage Singer 66 Sewing Machine Part (1922) Thread Tension Assembly

Vintage Singer 66 Sewing Machine Part (1926) - Thread Cutter

Vintage Singer 66 Sewing Machine Part (1926) - Thread Guide

Tension Complete Assembly #244062 Singer 46W, 47W, 107W, 107W Sewing Machines

Vintage Singer 66 Sewing Machine Part (1926) - Regulating Thumbscrew

Replacement Thread Tension Assembly - Fits Singer Sewing Machine Model 66 & 99