Ceev chains
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SS Speed Chains nrog SS / Yas Cov Menyuam Hnav Hnav rau ntau hom kev ceev
Cov qauv tshwj xeeb sib txuas nrog lub taub me me thiab lub taub loj loj rau kev thauj mus los nrog 2.5 npaug ntawm qhov nrawm dua. Vim hais tias cov saw ceev yog tsawg, tsub zuj zuj nrog suab nrov yog tau.Nws yog dav siv nyob rau hauv lub rooj sib txoos thiab sib dhos automation teb ntawm lub zog tshiab roj teeb, nws pib qhov chaw, motors, 3C electronics thiab cov khoom siv hauv tsev.