The oil within the cylinder, when it is compressed or extended, moves from one side of the piston head to the other, providing a damping effect. PLACE the scale at the point the strut connects to the door / lid (at the bracket).
NP 7.5" REP Signature SE075P-150 RV Gas Strut Spring Support Rod Shock Lift Arm
NP 7.5" REP Signature SE075P-60 RV Gas Strut Spring Support Rod Shock Lift Arm
NP 7.5" REP Signature SE075P-40 RV Gas Strut Spring Support Rod Shock Lift Arm
NP 7.5" REP Signature SE075P-20 RV Gas Strut Spring Support Rod Shock Lift Arm
NP 7.5" REP Signature SE075P-90 RV Gas Strut Spring Support Rod Shock Lift Arm
NP 7.5" REP Signature SE075P-120 RV Gas Strut Spring Support Rod Shock Lift Arm