(PLEASE DOUBLE CHECK YOUR SEAT TUBE SIZE BEFORE PLACING ORDER.)
Make sure to measure the diameter of your old seat post before ordering.

Specification:
Brand: Suntour
Material: Aluminium
System: Parallelogram, 1 coil spring
Length: 350 mm with 25mm setback
Diameters: 27.2 mm/30.9mm/31.6mm (28.6mm, 30mm, 30.4mm, 33.9mm with the bushing)  
Effective Length: 110 mm
Travel: 50 mm
System: Brass bushing parallelogram system
Compatible: 7mm saddle rails only
Suggested rider weight: 60 ~ 100Kg
25mm offset saddle clamp

Features:

1. The latest version of the latest clip block design (the tube height Angle is more intense, and comfort has a more selective)

2. Copper steel collar design (make this connection part of the seat tube more wear-resisting, solving the problem of a long time after use)

3. Triangular rubber design (new triangle block glue, makes the rebound strength more likely to absorb) Material: the tube,
outer tube aluminum alloy, and the support bar for high-strength steel. Sit tube head two radial external aluminum alloy,
because of the intensity. Sit tube radial internal use of high-strength steel rocker arm.