IGM chain tensioner roller DERBI SENDA, SENDA R, SM before 2000

Here is the IGM chain tensioner roll marketed by P2R for DERBI SENDA before 2000. Ideal if worn your old room or just for a refurbishment. Of good quality!

Characteristics:

-Diameter Chain shift: 25mm
Outside -diameter: 40mm
Inside -diameter: 15mm
-Thickness: 31mm

Itself on:

-Derbi Senda before 2000
-Derbi Senda r before 2000
-Derbi Sm before 2000

And many other models ...