Replacement Thread Tension Assembly - Fits Singer Model 66 & 99
-New replacement thread tension assembly.
- Diameter of barrel is 17.4 mm
-Fits early Singer models 66 & 99 with no numbered dial.
- Will not fit the 99K1 or early model 99 with 3/4" diameter disc.
-This is a nice replacement tensioner, included is the release pin.
-(Note) release pin will need to be cut to length or use the original one.
