KSP-525A & 520A contains an internal oil/gas spring. It absorbs road shake, acting as a suspension seat post. It can be adjusted from the bottom by Allen wrench. KSP-520A is without seat clamp.
Contact Information:
Company Name:
Kind Shock Hi-Tech Co., Ltd.
Contact Person:
Shu Rong Yu
Address:
NO.72, GUNG MING SOUTHIS RD., AN NAN DIST.,TAINAN CITY, TAIWAN 709