We produce the pampers bar guide according to SY/T5830-2002 standard. , and the FZQ sinker bar guide be produced with s pecial type nylon 66 ， Model once, bear to whet sex good but don't damage pipeline, the nylon supports a positive body to follow stalk to open spiral slot, make use of the liquid fluxion to attain to prepare to think result. Pass the spot an usage, that product operate usage convenience, can decelerate to be partial to whet availably and protect pipeline, prolong check pump period.