Description: This shock absorber is designed with negative pressure type, making your crawler perform better dealing with shock. 90/100/110/120mm size for your options, fitting all terrains and all kinds of chassis. The shock damper absorber is durable, practical and efficient. Made of high quality material, wear-resistant, anti-rust, solid and durable. Material: Metal Specification: Package Size: approx. 15x4x2.5cm/5.1x1.6x1inch. Size Chart: 90mm shock absorber: Hole to Hole(uncompressed): 90mm Hole to Hole(compressed): 70mm Overall Length: 100mm Shock Body OD: 10mm Spring Body OD: 15mm Spring Diameter: 1.0mm Shaft Diameter: 3.0mm End Hole Diameter: 3.0mm Suitable for: Tamiya CC01,TRX-4,scx10,D90/D110 RC Crawler 100mm shock absorber: Hole to Hole(uncompressed): 100mm Hole to Hole(compressed): 75mm Overall Length: 110mm Shock Body OD: 10mm Spring Body OD: 15mm Spring Diameter: 1.0mm Shaft Diameter: 3.0mm End Hole Diameter: 3.0mm Suitable for: TRX-4,scx10,D90/D110 RC Crawler 110mm shock absorber: Hole to Hole(uncompressed): 110mm Hole to Hole(compressed): 85mm Overall Length: 120mm Shock Body OD: 10mm Spring Body OD: 15mm Spring Diameter: 1.0mm Shaft Diameter: 3.0mm End Hole Diameter: 3.0mm Suitable for: TRX-4,scx10,D90/D110,Axial Wraith RC Crawler 120mm shock absorber: Hole to Hole(uncompressed): 120mm Hole to Hole(compressed): 90mm Overall Length: 130mm Shock Body OD: 10mm Spring Body OD: 15mm Spring Diameter: 1.0mm Shaft Diameter: 3.0mm End Hole Diameter: 3.0mm Suitable for: Axial Wraith RC Crawler Package Includes: 2 Pieces Metal Shock Damper