maintenance friendly replacement outer stop part

{"cid":"91215671","title":"Universal Book Stopper for Martini 3214 Sewing Machine with Stable Stopping Function and Maintenance-Friendly Replacement","imgUrl":"https:\/\/img.chinax.com\/nimg\/f0\/46\/c1ff83dda5d6658b4203e4b0f74c-200x200-1.jpg","attrs":{"Price":"negotiation","Brand Name":"FIRST","Minimum Order Quantity":"3Pcs","Delivery Time":"within 3 days","Part Name":"Book Stopper","Place of Origin":"China","Compatibility Type":"Universal with outer stop mechanism","Intended Use":"Replacement, maintenance, spare parts","Payment Terms":"T\/T,Western Union,paypal,alipay","Application Area":"Sewing alignment & controlled stopping","Supply Ability":"1000 Pcs","Part Function":"Stopper \/ book stopping support","Packaging Details":"Plastic bag +Buffer cushion + outer cartons","Compatible Machines":"Martini 3214 sewing machine"}}

{"cid":"91220619","title":"Customized PVC Y Type Filter for Stopping Impurities in Water-Saving Irrigation System","imgUrl":"https:\/\/img.chinax.com\/nimg\/ff\/0a\/09152ee6b0e7187d486af24695c7-200x200-1.jpg","attrs":{"Minimum Order Quantity":"1pc","Delivery Time":"5-8 days","Model NO.":"NB-QXHY","Feature":"UV Protection","Use":"for Water Supply, Drain Water, Industry Use","Quality":"100% New Material, High Thickness","Brand":"Can Printing Customer Logo","Transport Package":"Standard Export Cartons","Specification":"1\/2\" to 4\", 20mm to 400mm","Trademark":"NB-QXHY","Origin":"China(Mainland)","HS Code":"0000000000","Supply Ability":"100000PCS\/Week","Type":"Ozone Water Purifier","Usage":"Chemical Industry, Water-Saving Irrigation System","Motive Force":"Pressure","Style":"Plate and Frame","Performance":"Efficient Filtration","Certification":"CE","Samples":"US$ 0\/Piece 1 Piece(Min.Order) | Request Sample","Customization":"Available | Customized Request","Packaging Details":"Customized","Payment Terms":"L\/C,T\/T"}}

{"cid":"91202592","title":"SILK Washable Reusable Excavator Air Filter Eco-Friendly Design Lower Maintenance Cost Extended Reuse Cycle","imgUrl":"","attrs":{"Structure":"Dual Element (Washable Main + Replaceable Safety)","Product Type":"Excavator Air Filter","Cleaning Method":"Compressed Air or Water Washing","Cost Reduction":"60-70% Lower Annual Filter Cost","Filter Material":"304 Washable Stainless Steel Mesh + Replaceable Inner Element","Reuse Cycles":"Up to 10 Wash-Reuse Cycles","Function":"Gas Filtration","Sealing Material":"EPDM Rubber (Radial Seal)"}}

{"cid":"91221948","title":"5000lm Programmable Led Light Portable Laser Projector 4k 3LCD Display For Conference","imgUrl":"https:\/\/img.chinax.com\/nimg\/bc\/90\/f0db111c4419736d43e79a87b0e4-200x200-1.jpg","attrs":{"Brand Name":"Yeoan","Model Number":"YA5007X","Minimum Order Quantity":"5","Delivery Time":"15 days","Payment Terms":"L\/C, T\/T, Western Union","Packaging Details":"Packaging Box Dimensions (WxDxH mm): 492*443*239","Brightness":"5000lm mkt","Display Technology":"3LCD","Projection Light Source":"Laser","Native Resolution":"XGA (1024 x 768)","projection screen size":"30-300\"","Projection Ratio":"1.34~2.22\uff1a1","Aspect Ratio":"Native:16:10 Compatible: 4:3\/16:9","Focus mode":"manual","Keystone Correction":"V: \u00b130\u00b0 H\uff1a\u00b130\u00b0 4 corner"}}