This is a Gmade 90mm TS01 Scale Shock Set. 

Features:

• CNC machined Aluminum shock bodies and Delrin pistons
• Silver anodized shock bodies
• Upper and lower shock ends includes blue anodized aluminum balls
• Internal soft and hard type springs
• 4.5mm thick shock shafts
• Shock boots protect exposed shock shafts
• Easy load shock seal assembly
• Fits Gmade R1 rock buggy, 1/10 scale crawlers & trucks (such as Axial SCX-10, Tamiya High-Lift)
  

Specifications:
Length: 90mm (Mounting hole to hole)
Full Shaft Travel Range: 20mm
Shock Body Diameter: 11mm
Shaft Diameter: 4.5mm

Includes:

• (4) Silver anodized aluminum shock bodies
• (8) Soft and Hard type springs
• (4) Shock Boots
• (8) Shock absorber silicone O-ring
• All necessary hardware to finish the shocks
• Shock Grease