RC4WD Bilstein SZ Series Shock Absorbers (70mm) These are the all new RC4WD Bilstein SZ Series Shock Absorbers (70mm). These have been Officially Licensed by Bilstein and are only available from RC4WD and our Dealers. These feature our new X-ring technology that reduces contact friction for smooth shock shaft movement while improving oil retention around the shock shaft. Specifications: Machined Billet Aluminum Chrome Plated Finish Internal Spring Design Hole to Hole (Compressed): 2.16in / 55mm Hole to Hole (Uncompressed): 2.75in / 70mm Overall Length: 3.12in / 79.3mm Travel Length: 0.59in / 15mm Shock Body OD: 0.39in / 10mm Shaft OD: 0.11in / 3.0mm Each Weighs: 0.32oz / 9.2g Shown installed on RC4WD Trail Finder 2 RTR w/1982 Toyota Pickup Hard Body Set (Blue) (Z-RTR0069) for example (Not Included) What's Included: 2x RC4WD Bilstein SZ Series Shock Absorbers (70mm) 1x Bilstein Decal Sheet (Z-D0057)