Shock Derbi Sonar 125/150 Gas Tank

Rear shock gas YSS Series C-302 with external gas tank and spring preload adjustment. Developed to achieve the best performance with a sporty look, with separate gas reservoir to a linear motion and precise without overheating, silent-block reinforced 12mm stem and chromium plating wear and low friction. 300 mm, upper connection with threaded diameter 10 mm, lower attachment eyelet 10x30 mm.