This kind of transportation chain link new design used in the roller had the precision sizing cylinder roller bearings.
2
滚子输送链条是一般用途输送链条设计中的新创造，是先进生产技术的产物。
The roller transports the chain link is in the general-utility transportation chain link design new creation, is the advanced production technology product.
3
输送链条：采用杭州链条厂出产的C212一寸双节距单则耳高强度双孔链条。
Transport chain:Adopt chain in Hangzhou the factory produce of C212 a stanza is apart from a list then an ear a high strength double a bore chain.
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