{"title":"Ball Diameter - 21mm","description":"\u003cp\u003e\u003c\/p\u003e","products":[{"product_id":"21mm-loose-steel-balls-g10-bearing","title":"21mm Loose Steel Balls G10 Bearing Balls","description":"\u003ccenter\u003e\n\u003cbr\u003e\u003ctable cellspacing=\"2\" cellpadding=\"10\" bg=\"\" border=\"1\"\u003e\u003ctbody\u003e\u003ctr align=\"center\"\u003e\u003ctd align=\"center\"\u003e\u003cfont face=\"Tahoma\" size=\"5\"\u003e21mm Loose Ball Bearing G10\u003cbr\u003e One Loose Bearing\u003c\/font\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable cellspacing=\"2\" cellpadding=\"5\" bg=\"\" border=\"0\" width=\"\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd valign=\"center\" align=\"center\"\u003e\u003ctable cellspacing=\"2\" cellpadding=\"10\" bg=\"\" border=\"0\"\u003e\u003ctbody\u003e\u003ctr\u003e\u003ctd align=\"center\" valign=\"center\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/td\u003e\n\u003ctd valign=\"top\" align=\"left\"\u003e\u003cfont face=\"tahoma\"\u003e\u003cp align=\"justify\"\u003eOne Loose Balls 21mm G10, a standard bearing size commonly used in a variety of industrial and commercial applications that uses this size.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e21mm Loose Balls G10\u003c\/li\u003e\n\u003cli\u003eLoose Ball Bearing\u003c\/li\u003e\n\u003cli\u003eSize: 21mm\u003c\/li\u003e\n\u003cli\u003eMaterial: Chrome Steel \u003c\/li\u003e\n\u003cli\u003eQuantity: One Loose Ball Bearing\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/font\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/center\u003e\u003cbr\u003e\u003cbr\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49312792117441,"sku":"LOOSEBALLS21MMG10","price":1.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/21mm-loose-steel-balls-g10-bearing-balls-vxb-ball-bearings-1-32680032436459_a9a644a0-b901-46b4-9ee5-8c43c0a16d00.jpg?v=1748647232"},{"product_id":"21mm-loose-steel-balls-g10-bearing-1852","title":"10-Pack 21mm Loose Steel Balls - G10 - Chrome Steel","description":"\u003cp\u003e21mm Chrome Steel Loose Balls - 10 Pack\u003cbr\u003e✔️ G10 Precision - Loose Bearings - 21mm Diameter\u003c\/p\u003e\n\u003cp\u003eThis 10-pack of 21mm loose chrome steel balls is built to meet G10 precision standards, making them ideal for industrial machinery, casters, and custom bearing assemblies. Durable, accurate, and ready for high-load use.\u003c\/p\u003e\n\u003cp\u003e✅ Diameter: 21mm\u003cbr\u003e✅ Material: Chrome Steel\u003cbr\u003e✅ Precision Grade: G10\u003cbr\u003e✅ Type: Loose Ball Bearing\u003cbr\u003e✅ Quantity: 10 Loose Balls\u003c\/p\u003e\n\u003cp\u003e💡 What does G10 mean in bearing ball precision?\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cp\u003eG10 indicates a high level of roundness and surface finish for consistent performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIt's suitable for applications needing minimal vibration and smooth motion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommonly used in precision instruments, ball bearings, and rolling elements.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eGreat for building or repairing components that require tight tolerance and reliable performance.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49312792346817,"sku":"LOOSEBALLS21MMG10-10","price":5.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/21mm-loose-steel-balls-g10-bearing-balls-pack-of-10-balls-vxb-ball-bearings-1-32680032764139_cb8b45a0-1f52-4b2b-b3c9-b129c1e66c0e.jpg?v=1748647232"},{"product_id":"5mm-bore-bearing-with-21mm-round-n","title":"5mm Bore Bearing - 21mm Round Nylon Pulley U-Groove Track Roller Bearing 5x21x6mm","description":"\u003ccenter\u003e\n\u003ctable cellspacing=\"2\" cellpadding=\"10\" bg=\"\" border=\"1\"\u003e\u003ctbody\u003e\u003ctr align=\"center\"\u003e\u003ctd valign=\"center\" align=\"center\"\u003e\u003cfont face=\"Tahoma\" size=\"+2\"\u003e5mm Bore Bearing with 21mm Round Nylon Pulley U Groove Track Roller Bearing\u003cbr\u003e5mm x 21mm x 6mm\u003cbr\u003e\u003c\/font\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cbr\u003e\u003cbr\u003e\u003ctable cellspacing=\"2\" cellpadding=\"5\" bg=\"\" border=\"0\" width=\"\"\u003e\u003ctbody\u003e\u003ctr\u003e\n\u003ctd valign=\"center\" align=\"center\"\u003e\u003ctable cellspacing=\"2\" cellpadding=\"10\" bg=\"\" border=\"0\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003ctd align=\"middle\" valign=\"middle\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd align=\"middle\" valign=\"middle\"\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003c\/td\u003e\n\u003ctd align=\"left\" valign=\"top\"\u003e\u003cfont face=\"tahoma\"\u003e\u003cp align=\"justify\"\u003e  \t\t\tRound Nylon Pulley U Groove Track Roller Bearing, dimensions are 5x21x6  \t\t\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRound Nylon Pulley U Groove Track Roller Bearing               \u003c\/li\u003e\n\u003cli\u003ePulley White U-groove with a steel ball bearing\u003c\/li\u003e\n\u003cli\u003eStandard: Metric               \u003c\/li\u003e\n\u003cli\u003eSize: 5mm x 21mm x 6mm               \u003c\/li\u003e\n\u003cli\u003eInner diameter (Bore): 5mm               \u003c\/li\u003e\n\u003cli\u003eOuter diameter: 21mm               \u003c\/li\u003e\n\u003cli\u003eTire Width: 6mm\u003c\/li\u003e\n\u003cli\u003eQuantity: 1 Bearing                       \u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/font\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/center\u003e\u003cbr\u003e\u003cbr\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":49313020346561,"sku":"UGroove-Pulley5x21x6-Bearing","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0828\/0955\/3089\/files\/5mm-bore-bearing-with-21mm-round-nylon-pulley-u-groove-track-roller-bearing-5x21x6mm-vxb-ball-bearings-1-32680599453931_e6877377-4557-4d49-aa4b-dc5155b059f1.jpg?v=1748647291"}],"url":"https:\/\/smallbearings.com\/ja\/collections\/ball-diameter-21mm.oembed","provider":"Small Bearings","version":"1.0","type":"link"}