Rubber metal rails. Version F1 = flat steel on one side. Material: Natural rubber/NR rubber. Shore hardness from 40° to 85° in 5° increments. Shore hardness: soft = 40° ± 5°. Shore hardness: medium = 60° ± 5°. Shore hardness: hard = 80° ± 5°. Special materials Rubber qualities: NBR, CR, EPDM, SI, metal V2A, V4A and brass on request. Other dimensions and lengths available on request.
