{"product_id":"vittoria-barzo-xc-race-第二代石墨烯爬山車真空胎-vittoria-barzo-xc-race-g2-0-tubeless","title":"Vittoria Barzo XC Race 第二代石墨烯爬山車真空胎 \/ Vittoria Barzo XC Race G2.0 Tubeless","description":"\u003cp\u003e\u003cspan\u003eMaximum speed on coarse loose terrain thanks to the fast-rolling alternating center knobs.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eConfident cornering grip from moto-style shoulder knobs that bite hard.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eReliable traction and self-cleaning performance with full siping and spacious knob placement.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eRace Formulation Graphene + Silica enhances grip, while preserving rolling speed and durability. It’s built for cross-country Racers who demand peak performance in every section: climbs, descents, and sprints.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eThe 60 TPI nylon Race Casing offers a supple yet robust structure that enhances puncture resistance and impact absorption without compromising speed. Consistent deformation across tread and sidewall ensures peak performance in cross-country racing.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cspan\u003eProduct Carbon Footprint: 8.5 kgCO2e.\u003c\/span\u003e\u003c\/p\u003e\n\u003ctable class=\"vt-accordion-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eETRTO\u003c\/th\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e29x2.25\u003c\/td\u003e\n\u003ctd\u003e55-622\u003c\/td\u003e\n\u003ctd\u003eBrown\u003c\/td\u003e\n\u003ctd\u003e680 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e29x2.25\u003c\/td\u003e\n\u003ctd\u003e55-622\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e700 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e29x2.4\u003c\/td\u003e\n\u003ctd\u003e60-622\u003c\/td\u003e\n\u003ctd\u003eBrown\u003c\/td\u003e\n\u003ctd\u003e720 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e29x2.4\u003c\/td\u003e\n\u003ctd\u003e60-622\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003ctd\u003e740 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"text-subdued\"\u003e \u003c\/p\u003e\n\u003cp class=\"text-subdued\"\u003eMTB\u003c\/p\u003e\n\u003ch2 class=\"h2\"\u003eWorld Championship proven tread for coarse loose terrain conditions\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eWhen the trail turns loose, rocky, and unpredictable, the Barzo XC Race delivers the traction, speed, and confidence cross-country Racers demand. Purpose-built for high performance on coarse terrain, it’s this is the tire that turns chaos into control — and power into podiums.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eAlternating center knobs create a fast-rolling profile that excels on rough and loose surfaces, maintaining momentum without sacrificing climbing grip. At the edges, moto-inspired shoulder knobs dig deep during aggressive cornering, giving you the bite you need when the trail fights back.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eFull tread siping and wide knob spacing ensure dependable traction across mixed conditions — while shedding debris for consistent performance lap after lap. Whether you’re sprinting off the line, hammering climbs, or railing dusty descents, the Barzo XC Race keeps you planted, fast, and focused.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eThe Race Formulation Graphene + Silica compound delivers championship-level grip while preserving low rolling resistance and long-lasting durability. Paired with a 60 TPI nylon Race Casing, this tire absorbs impacts, resists punctures, and deforms consistently for optimal Race feel and control.\u003cbr\u003e\u003cbr\u003eThe new XC Race construction delivers the numbers: 20% more speed, 8% more grip, 44% better puncture resistance, and 9% improved riding comfort.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"h1\"\u003eRace Formulation powered by Graphene + Silica\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eOptimized for fast and technical terrains, this Race-ready compound blend balances speed with control.\u003cbr\u003eThe sinergy of Graphene and Silica enhances grip, while preserving rolling speed and durability. Built for cross-country Racers who demand peak performance in every section—climbs, descents, and sprints.\u003cbr\u003eSpeed and grip, precisely where XC Racers need it most.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"h1\"\u003eXC Race Casing\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eThis 60 TPI nylon Race Casing offers a supple yet robust structure that enhances puncture resistance and impact absorption without compromising speed. Consistent deformation across tread and sidewall ensures peak performance in cross-country racing.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"h1\"\u003eBead Shield\u003c\/h2\u003e\n\u003cp\u003e\u003cspan class=\"metafield-multi_line_text_field\"\u003eAdditional layer on the bead provides extra protection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Vittoria","offers":[{"title":"29X2.25 \/ 黑底啡邊","offer_id":47341003407530,"sku":"11A00736","price":438.0,"currency_code":"HKD","in_stock":true},{"title":"29X2.25 \/ 黑色","offer_id":47341003440298,"sku":"11A00735","price":438.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0570\/0383\/5562\/files\/03-barzo-xc-range-top-view.webp?v=1755489970","url":"https:\/\/bicycleshophk.com\/products\/vittoria-barzo-xc-race-%e7%ac%ac%e4%ba%8c%e4%bb%a3%e7%9f%b3%e5%a2%a8%e7%83%af%e7%88%ac%e5%b1%b1%e8%bb%8a%e7%9c%9f%e7%a9%ba%e8%83%8e-vittoria-barzo-xc-race-g2-0-tubeless","provider":"THE BICYCLE SHOP （H.K.) 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