Typically used when vibration or rotation is expected at the connection point. GRM Bearing Pads come in many types and sizes.

Elastomeric Bearing Pads
Neoprene
Cotton Duck (CDP)
Random Oriented Fiber (ROF)
Isolation and Wear Pads
GRM Thermal Break Pads
G10 Composite
FRP
Polyurethane Foam Board
UH-Poly (UHMW)
HD-Poly (HDPE)
PEEK