{"product_id":"truvativ-68x113mm-10-grooves-cotton-core-made-in-taiwan-without-cap-for-bicycles","title":"Truvativ 68x113mm (10 grooves) cotton core, made in Taiwan (without cap) for bicycles.","description":"\u003cdiv class=\"markdown markdown-main-panel enable-updated-hr-color\" id=\"model-response-message-contentr_3f4b57c7b9471bad\" aria-live=\"polite\" aria-busy=\"false\" dir=\"ltr\"\u003e\n\u003cp data-path-to-node=\"0\"\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"10\"\u003eTruvativ GigaPipe Bottom Bracket\u003c\/b\u003e, specifically designed for mountain bikes. Based on the \"SPL\" and \"DHLT\" markings visible on the label, it appears to be an \u003cb data-path-to-node=\"0\" data-index-in-node=\"167\"\u003eISIS Drive\u003c\/b\u003e (International Spline Interface Standard) model.\u003c\/p\u003e\n\u003cp data-path-to-node=\"1\"\u003eThese were popular in the early to mid-2000s for heavy-duty riding like Downhill (DH) because the splined interface was much stronger than the older square-taper design.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"2\"\u003eKey Technical Specs\u003c\/h3\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eInterface:\u003c\/b\u003e ISIS Drive (10-spline spindle). You will need ISIS-compatible crank arms to use this.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eShell Width:\u003c\/b\u003e The label mentions \"68(E)\/73\", meaning it fits standard 68mm (with a spacer or E-type derailleur) or 73mm bottom bracket shells.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eTorque Spec:\u003c\/b\u003e As noted on the sticker, the cups should be torqued to \u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"68\"\u003e34–41 N·m\u003c\/b\u003e (25–30 ft-lb).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-path-to-node=\"4\"\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eMaintenance Tips\u003c\/h3\u003e\n\u003cp data-path-to-node=\"6\"\u003eIf you are planning to install or remove this, keep a few things in mind:\u003c\/p\u003e\n\u003cul data-path-to-node=\"7\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,0,0\"\u003e\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eThe Drive-Side Rule:\u003c\/b\u003e Most of these use English threading (BSA). This means the \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"79\"\u003edrive side\u003c\/b\u003e (the side with the chainrings) is \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"124\"\u003ereverse-threaded\u003c\/b\u003e. You turn it clockwise to loosen it.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,1,0\"\u003e\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eThe Tool:\u003c\/b\u003e You’ll need a specific ISIS\/Octalink bottom bracket tool (like a Park Tool BBT-22) to engage those internal splines on the cups.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"7,2,0\"\u003e\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eCheck the Bearings:\u003c\/b\u003e Since this is an older component, spin the spindle with your fingers. If it feels \"crunchy\" or has side-to-side play, the internal cartridge bearings are likely worn out. These units are generally sealed and replaced as a whole rather than serviced.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"OVERTOP BICYCLE","offers":[{"title":"Default Title","offer_id":46649027920049,"sku":null,"price":350000.0,"currency_code":"VND","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/2500\/0625\/files\/1_6c88aa06-2bd8-4efe-ac80-aea3047f0211.jpg?v=1770799142","url":"https:\/\/overtopbike.com\/fr\/products\/truvativ-68x113mm-10-grooves-cotton-core-made-in-taiwan-without-cap-for-bicycles","provider":"OVERTOP BICYCLE","version":"1.0","type":"link"}