Compatible with: PCX125 (JK05) / PCX160 (KF47) High quality and low price. Product Specifications: This is a rear shock absorber with a inverted single-cylinder mono tube N2 gas enclosure. Engraved serial number. 36-stage attenuation force adjustment, stepless spring initial, adjustable high hardness, 0.6 inch (14 mm) shaft rod. N2 gas enclosure. Product Description: The spring hardness of this product is a soft type, making it ideal for people with a weight of 75 and below. This product can be used from racing to street. Experience true attenuation power! The free length is 14.4 inches (365 mm).