該產品與複合無油潤滑軸承（TYB-1）juyouxiangtongjiegou，shigenjuwangfuzhixianyundongdeteshugongkuangtiaojianershejideteshupeifangchanpin
，juyouduanyoutiaojianxiarunhuanengliqiang，naimoxingnenghao，baochiyoumodetedian。chanpinguangfanyingyongyuqichejianzhenqi、摩托車減震器、液壓馬達
、氣動元件等，其性與國外DD2相似。