LikeWater® Suspension Fluid
No one builds a lighter product. Hence the name.
ExtraLight 2.5wt Suspension Fluid
High-end dampers feature small passages and need this thin fluid.
LightWeight 5wt Suspension Fluid
Your 7.5WT fork oil is probably shearing down to where this 5WT lives.
HeavyWeight 30wt Suspension Fluid
Shock valving on heavy motorcycles need more viscoity.