Feature:1. Made of high quality metal, this shock damper is sturdy and durable.2. Spare replacement spring accessories are included to make your play more enjoyable.3. Smooth and excellent cushioning for improved suspension performance in your model car.4. Suitable for Traxxas/HSP/Redcat/Tamiya/Axial/scx10/D90/HPI crawler car tire installation.5. 15 mm diameter, 3 mm opening, suitable for 1/10 RC lanes, such as for TRX4 SCX10 D90.Specification:Item Type: RC AccessoriesSize: Approx. 70mm / 2.76in, 80mm / 3.15in, 90mm / 3.54in (Optional)Material: MetalWeight: Approx. 113gOpening: Approx. 3mm / 0.12inDiameter: Approx. 15 mm / 0.59inClimbing Car Shock Damper Size is Suitable for:For Tamiya CC01 (70mm, 80mm)For TRX4 Axial Scx RC4WD D90/D110 (90mm, 100mm, 110mm)For Axial Wraith/RR10 (110MM, 120MM)Package List:4 x Shock Damper4 x Spare SpringNote:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.