Description: Rear gas suspension shock for the parts and accessories, This developed for those who want a Superior Performance with Sport Style. Produced by Aluminum to make a strong and modern design. together with optional for spring preload adjustment and rebound adjustment. Spring Preload Adjustment by threading the cylindrical shock absorbers, User can turn the Preload to Fine Tune the Spring and tighten a provided bolt to fix the ring in to the desired location. Fitment: For T-MAX 500 2008-2021 For T-MAX 530 2012-2020 For T-MAX 560 2020-2021 For T-MAX and DX 2017-2019 Material: Metal colour: black Package Contents: 1 pair Auxiliary Spring Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.