{"product_id":"10pcs-13size-miniature-metal-ball-bearing-size-mr74-zz-4-x-7-x-2-5mm","title":"10pcs 13size Miniature Metal Ball Bearing Size: Mr74-zz 4 X 7 X 2.5mm","description":"model: MR74-ZZColour: silverMaterial: metalSize: 4 x 7 x 2.5mm(Inner Diameter x Outer Diameter x Thickness)Bearings reduce friction by providing smooth metal balls or rollers and a smooth inner and outer metal surface for the balls to roll against.These balls or rollers \"bear\" the load, allowing the device to spin smoothly.Package Included: 20pcs x Bearings.Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.","brand":"FR-YISHENG","offers":[{"title":"Default Title","offer_id":43927846191299,"sku":"FR-YISHENG-010422","price":304.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/jpg_a8826da7-eb24-42f3-ba21-bbf7b68ee2c2.jpg?v=1725725408","url":"https:\/\/wrsss.com\/products\/10pcs-13size-miniature-metal-ball-bearing-size-mr74-zz-4-x-7-x-2-5mm","provider":"Wrsss","version":"1.0","type":"link"}