{"product_id":"stainless-steel-pom-round-wheel-transfer-roller-balls-mj310-mj311","title":"Stainless Steel POM Transfer Roller Balls MJ310 MJ311 Conveyor","description":"\n\u003ch2\u003eStainless Steel \u0026amp; POM Round Wheel Transfer Roller Balls (MJ310\/MJ311)\u003c\/h2\u003e\n\u003cp\u003eUpgrade your conveyor or material-handling setup with these precision-engineered \u003cstrong\u003eStainless Steel–POM Round Wheel Transfer Roller Balls\u003c\/strong\u003e (models MJ310 \u0026amp; MJ311). Designed for smooth, low-friction movement in industrial and workshop conveyor systems, these roller balls are built to last and deliver consistent, reliable performance.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePremium Materials:\u003c\/strong\u003e Constructed from high-grade stainless steel combined with durable POM (Polyoxymethylene) for excellent corrosion resistance and long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmooth Rolling Action:\u003c\/strong\u003e The round wheel design ensures fluid, 360° transfer movement, minimizing friction and wear on conveyed items.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Compatibility:\u003c\/strong\u003e Fits a wide range of single-needle lockstitch and other industrial conveyor assemblies (MJ310 \u0026amp; MJ311 specification).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSilver Finish:\u003c\/strong\u003e Clean, professional silver-tone stainless steel appearance suitable for any industrial environment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Precise:\u003c\/strong\u003e Please refer to product images for dimensional reference; allow 5–10 mm tolerance due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e MJ310 \/ MJ311\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Stainless Steel + POM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Silver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 1 × Transfer Roller Ball\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePhotos are for illustrative purposes; actual size may vary — refer to the product description for dimensions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow 5–10 mm differences due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eColors may appear slightly different on screen due to monitor settings, lighting, and display saturation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-pc-adjustable-invisible-zipper-guide-presser-foot-t69-for-single-needle-lockstitch-industrial-sewing-machine-accessories-parts\"\u003e1 PC Adjustable Invisible Zipper Guide Presser Foot T69 for Single Needle Lockstitch Industrial Sewing Machine\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1pc-10g-high-grade-silicon-grease-lubricant-o-lubrication-good-odorless-smoothness-for-o-rings-tube-silicone-grease-lubricant\"\u003e1PC 10g High Grade Silicone Grease Lubricant for O-Rings – Smooth \u0026amp; Odorless\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/3pcs-silicone-sealant-scraper-set-multi-functional-caulking-nozzle-tools-for-tile-floor-joints-grout-finishing-and-renovation\"\u003e3PCS Silicone Sealant Scraper Set – Multi-Functional Caulking \u0026amp; Grout Finishing Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What materials are the MJ310\/MJ311 Transfer Roller Balls made from?\u003c\/h4\u003e\n\u003cp\u003eA: These transfer roller balls are made from a combination of high-grade stainless steel and POM (Polyoxymethylene). This pairing delivers excellent corrosion resistance, low friction, and long-lasting durability for conveyor and material-handling applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How many roller balls are included in one package?\u003c\/h4\u003e\n\u003cp\u003eA: Each package includes 1 × Stainless Steel–POM Round Wheel Transfer Roller Ball. You can order multiple units as needed for your conveyor system.\u003c\/p\u003e\n\u003ch4\u003eQ: Are the MJ310 and MJ311 roller balls the same size?\u003c\/h4\u003e\n\u003cp\u003eA: The MJ310 and MJ311 are closely related models with slight dimensional variations. Please refer to the product images and specification details for exact size information, and allow a 5–10 mm tolerance due to manual measurement processes.\u003c\/p\u003e\n\u003ch4\u003eQ: What types of conveyor systems are these roller balls compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: These roller balls are designed for use in conveyor transfer systems and industrial material-handling setups. They are compatible with MJ310 and MJ311 specification conveyor components, making them suitable for assembly lines, packaging stations, and other light-to-medium duty industrial applications.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What materials are the MJ310\/MJ311 Transfer Roller Balls made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These transfer roller balls are made from a combination of high-grade stainless steel and POM (Polyoxymethylene). 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