{"product_id":"happyrun-g50-g60-inner-tube","title":"HappyRun Replacement Inner Tube – Sized for G-Series E-Bikes \u0026 Dirt Bikes","description":"\u003ch2\u003eA Flat Shouldn't End Your Day.\u003c\/h2\u003e\n\u003cp\u003eIt always happens at the worst spot. Miles from the truck, or halfway to work.\u003c\/p\u003e\n\u003cp\u003eA spare tube in your bag turns a ruined afternoon into a 20-minute fix. These are genuine HappyRun tubes, sized for each model, so you're not guessing at odd fat-tire or dirt-bike sizes at a big-box store.\u003c\/p\u003e\n\u003ch3\u003eWhich Tube Fits Your Bike\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e20x4 fat-tire models\u003c\/strong\u003e (G50, G60, G60 Pro, G70, G100, G100 Pro). One tube fits all of these.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG300 Pro.\u003c\/strong\u003e Choose 70\/100-19 for the front or 70\/100-17 for the rear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG18 Pro.\u003c\/strong\u003e Choose 19\" for the front or 17\" for the rear.\u003c\/li\u003e\n\u003cli\u003eFront and rear sizes are also listed for other HappyRun models.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy Riders Keep a Spare\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact size.\u003c\/strong\u003e No hunting for uncommon fat-tire or dirt-bike tubes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine HappyRun.\u003c\/strong\u003e The same tube your bike shipped with.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheap insurance.\u003c\/strong\u003e It weighs next to nothing and saves the ride.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eQuestions\u003c\/h3\u003e\n\u003cdetails\u003e\u003csummary\u003e\u003cstrong\u003eFront or rear?\u003c\/strong\u003e\u003c\/summary\u003e\u003cp\u003eDirt bikes like the G18 Pro and G300 Pro use different front and rear sizes, so pick the wheel you need. If you want a spare for both, order one of each.\u003c\/p\u003e\u003c\/details\u003e","brand":"HappyRun","offers":[{"title":"G50\/G60\/G60 Pro\/G70\/G100\/G100 Pro","offer_id":50537207660606,"sku":"XPH079-10052","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 Pro（70\/100-17）","offer_id":50537207693374,"sku":"XPH079-10113","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 Pro (70\/100-19)","offer_id":50537207726142,"sku":"XPH079-10204","price":49.9,"currency_code":"USD","in_stock":true},{"title":"F18 \/ F18 2.0 (Front 70\/100-17)","offer_id":50537207758910,"sku":"XPH079-10769","price":49.9,"currency_code":"USD","in_stock":true},{"title":"F18 \/ F18 2.0 ( Rear 70\/100-14)","offer_id":50537207791678,"sku":"XPH079-10770","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G18 Pro (Front 19\")","offer_id":50537207824446,"sku":"XPH079-10635","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G18 Pro (Rear 17\")","offer_id":50537207857214,"sku":"XPH079-10634","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G100 Pro","offer_id":50537207889982,"sku":"XPH079-10277","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 SE (Front 60\/100-14)","offer_id":50537207922750,"sku":"XPH079-10549","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 SE (Rear 80\/100-12)","offer_id":50537207955518,"sku":"XPH079-10548","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 SE Ultra (Front 17\")","offer_id":50537207988286,"sku":"XPH079-10662","price":49.9,"currency_code":"USD","in_stock":true},{"title":"G300 SE Ultra (Rear 14\")","offer_id":50537208021054,"sku":"XPH079-10661","price":49.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0636\/3830\/6878\/files\/ed7189cfd6eafef3a2593d21161c8cf2.jpg?v=1790555634","url":"https:\/\/vortexcycles.bike\/products\/happyrun-g50-g60-inner-tube","provider":"VortexCycles","version":"1.0","type":"link"}