【SUITABLE 】: High quality Japanese made oil seals, to reduce friction between the piston rod and seal, multi-lip oil seal design to isolate external grime
【Durable】Pressurized N2 gas, with high performance anti-foam and anti-shear used to reduce the internal wear.
【Fast After-Sales Service】Seamless cylinder and sleeves to reduce the possibility of splitting, to ensure close contact between the piston and cylinder, no leaks, to obtain stable damping force