heavy wall rh and thin wall rw sucker rod pumps

{"cid":"91191664","title":"Thin Wall RW Sucker Rod Pumps With Spray Metal Plunger","imgUrl":"https:\/\/img.chinax.com\/nimg\/ad\/93\/df4748330d3cfd48b44ee790a964-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Zhongshi","Model Number":"Sucker rod pump","Minimum Order Quantity":"1 set","Delivery Time":"10~15 workdays","Certification":"API, ISO, QHSE","Place of Origin":"China","Payment Terms":"L\/C, D\/P, T\/T, Western Union, D\/A","Supply Ability":"1000 SETS\/MONTH","Packaging Details":"Standard exported packing","Barrel type 1":"Heavy wall","Barrel type 2":"Thin wall","Barrel material":"High carbon steel in usual","Model 1":"RH","Model 2":"RW","Plunger":"Spray metal plunger"}}