●High quality: Aluminium suspension seat post with a diameter of 27.2 mm and a length of 350 mm suitable for men and women ●Comfort and cushioning: The spring-loaded seat post offers high comfort with a 50 mm spring deflection thanks to a smooth spiral spring. This suspension helps to prevent pain in the back ●Easy to assemble: The springy seat post is very easy to assemble with a standard Allen key set ●Easy adjustment: The spring effect is very easy to adjust and compatible for your folding bike, city bike, bike ●- -