1.NR,SBR,CR,EPDM,NBR,Silicone,etc. 2. Meet RoHS requirements. 3.Sound quality,low price $0.01 4.OEM welcome Product Specification: Item:2012 rubber shock absorberBrand:BILICountry of Origin:Hangzhou, ChinaMaterial:NR/EPPDM/NBR/Neoprene/ Silicone/SBRColor:Usually, BlackTemperature:-40 to 230 °CShape and size :According to your specification, drawing or samples, any shape is welcomed.Hardness:30-90 ...