For parts. Previously used on shocks.

Tension Nut x 10
 
Originally to fit a shock absorber using a 19mm metric thread, to be used to adjust the spring tension. Can be used for other applications.
 
25.85m outer diameter
21.13mm outer diameter (inner ring)
19.2mm inner diameter - 19mm thread
6.1mm wide
 
Part Number: L11391
Material: Alloy
Colour: Silver