Rubber buffers are used, among other things for mounting aggregates and as elastic buffers to limit the travel of moving masses or as feet that are not firmly fixed in the floor or where the floor is sensitive i.e. office equipment.
Metal parts steel grade 5.6 or stainless steel.
Elastomer natural rubber, medium hardness, Shore 55A.
Steel electro zinc-plated.
Stainless steel bright.