And the hub is the rotating component that connects the wheel and the axle to bear the load between the tire and the axle.The rim is the part of the wheel that fixes the tire, Spokes are the parts that support the rim and hub of the wheel.
Plano-Concave (PCV) lenses are with one flat and one inward curved surface. The negative focal length of PCV lenses is used for image reduction or to spread light.
PG-2606Pangao heated neck wrap emitted Far-infrared wavelength , which is close to the human body’s wavelength, heat up in seconds and maintain consistent heat.