{"product_id":"eclipse-performance-customize-tube-30-45mm-wide","title":"Tube Customsize Performance Eclipse - 30-45mm de large","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eWider tires in non-standard wheel sizes — cargo bikes, wide-tired folders, recumbents with a more relaxed profile, and city bikes that don't conform to 700c. The Eclipse Performance Custom Wide covers the 30–45 mm tire width range across the same 16–32 inch diameter span as its narrower sibling, built for setups where you need something heavier-duty than a road tube but lighter than anything butyl offers in this size.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePourquoi ça marche\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFrom 30 g across a wide range of sizes.\u003c\/strong\u003e A butyl tube in equivalent dimensions can weigh 120–160 g. For a cargo bike doing loaded daily runs, that's meaningful weight off every wheel.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e30–45 mm width range, 16–32\" diameter.\u003c\/strong\u003e The wider profile handles hybrid, city, and light trail tires on non-standard wheel sizes — from folding bikes with wider tires to cargo bikes running 24\" or 26\" wheels.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eGreater volume means a more compliant ride.\u003c\/strong\u003e Wider TPU tubes flex more than narrow ones at a given pressure — useful on a loaded cargo bike where suspension is minimal and the tube absorbs more.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePatented all-aluminum valve with removable core.\u003c\/strong\u003e Standard Presta compatibility, field-replaceable core.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003ePatented end-to-end welding.\u003c\/strong\u003e Eliminates the seam junction that causes most TPU tube failures.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003e100 % recyclable.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCaractéristiques\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003e\u003c\/th\u003e\n\u003cth class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\" scope=\"col\"\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eTire width range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e30–45 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eWheel diameter range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e16–32\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003ePoids\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eFrom 30 g (varies by size)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eValve\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003ePresta, all-aluminum, removable core\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eValve lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e40 mm, 50 mm, 60 mm, 70 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMatériau\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eTPU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eMade in\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e\u003cstrong\u003eRecyclable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eImportant: specify your tire diameter at checkout.\u003c\/strong\u003e Add your ETRTO diameter or nominal wheel size in the order notes. It's printed on the sidewall of your current tire. If in doubt, include both the diameter and width marked on the tire and we'll confirm the match.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eNarrow or wide — which Custom tube do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCustom Narrow (23–35 mm)\u003c\/strong\u003e — road-profile, slick, or narrow hybrid tires. Brompton standard, junior road bikes, most recumbents. \u003cstrong\u003eCustom Wide (30–45 mm)\u003c\/strong\u003e — wider city, hybrid, or light trail tires. Wider folding bikes, cargo bikes on 24\" or 26\" wheels, touring recumbents.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eIdéal pour\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026]:mb-0 [li_\u0026]:mt-1 [li_\u0026]:gap-1 [\u0026:not(:last-child)_ul]:pb-1 [\u0026:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCargo bikes and longtails on 20\", 24\", or 26\" wheels with wider tires\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFolding bikes running wider-than-standard tire profiles\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCity and commuter bikes in non-700c sizes where standard tubes are limited to heavy butyl options\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eRecumbents and velomobiles with mid-width tire profiles\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eInstallation — four things that matter with TPU\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eZero air on entry.\u003c\/strong\u003e Insert the valve completely flat. Wider tubes have more material to distribute evenly — starting flat prevents bunching. \u003cstrong\u003eNo tire levers on the second bead.\u003c\/strong\u003e Mount by hand. \u003cstrong\u003eSoft-inflate to 0.3 bar (5 psi) first\u003c\/strong\u003e, check for folds or uneven seating around the full circumference. \u003cstrong\u003eInflate in 1 bar (14 psi) steps\u003c\/strong\u003e to riding pressure. Squeeze the sidewalls all the way round before reaching maximum PSI.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhat makes Eclipse different\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEclipse pioneered TPU inner tubes in 2011 and has built out the range to cover the sizes the market ignores. The patented all-aluminum valve and end-to-end welding process run across the entire Performance line. Every tube is QC-checked before it ships.\u003c\/p\u003e","brand":"Eclipse","offers":[{"title":"40 mm","offer_id":54621246325062,"sku":"ECCS4540","price":21.95,"currency_code":"EUR","in_stock":true},{"title":"50 mm","offer_id":54621246357830,"sku":"ECCS4550","price":21.95,"currency_code":"EUR","in_stock":true},{"title":"50mm avec filetage+écrou","offer_id":54621269918022,"sku":"ECCS4550T","price":21.95,"currency_code":"EUR","in_stock":true},{"title":"60 mm","offer_id":54621246390598,"sku":"ECCS4560","price":21.95,"currency_code":"EUR","in_stock":true},{"title":"70 mm","offer_id":54621246423366,"sku":"ECCS4570","price":21.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0811\/0673\/1334\/files\/Eclipse_Pumped_Ventil_6cm_Glatt.png?v=1775300641","url":"https:\/\/eclipse.bike\/fr\/products\/eclipse-performance-customize-tube-30-45mm-wide","provider":"Eclipse Tubes","version":"1.0","type":"link"}