Qingdao Clunt Bearing Co.,Ltd
Add:International Trade Building, Chengyang District, Qingdao, China
Description of bearing 637zz
637 open type, 637zz （ two sides are metal shielded), 637-2rs( two sides are rubber sealed)
637ZZ Shielded Ball Bearing, Bearing is made of Chrome, bearing is Shielded from both sides to protect the bearing from dust or any possible contamination.