{"product_id":"700c-asymmetric-carbon-clincher-rim-38mm-depth-25mm-wide","title":"700c Asymmetric Carbon Clincher Rim 38mm Depth, 25mm Wide","description":"\u003ch2 id=\"tinymce_scroll_sign\"\u003ePremium 700c Asymmetric Carbon Clincher Rim for Enhanced Cycling Performance\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAnswer:\u003c\/strong\u003e Precision-engineered for demanding cyclists, this 700c asymmetric carbon clincher rim combines a 38mm aerodynamic depth with a 25mm external width to maximize spoke tension balance and wide-tyre aerodynamics. Compatible with both hookless and hooked clincher tires, it supports tubeless and tube-type setups, with a weight range of 385–425g depending on option.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eContext:\u003c\/strong\u003e Targeted for premium road and endurance cycling wheel builds, asymmetric drilling reduces spoke tension disparity, enhancing wheel durability—particularly for rear wheels. Built from tested Toray T700 \/ T800 composite, it meets advanced structural performance benchmarks (Forward Compressive Strength \u0026gt;300kg; Lateral Torsion \u0026gt;50kg; Dynamic Balance \u0026lt;3g; Flatness \u0026lt;0.15mm; Roundness \u0026lt;0.3mm) for professional and brand-level use.\u003c\/p\u003e\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Diameter\u003c\/td\u003e\n\u003ctd\u003e700c (ISO 622)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Shape\u003c\/td\u003e\n\u003ctd\u003eU-shape (Asymmetric offset)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRim Depth\u003c\/td\u003e\n\u003ctd\u003e38mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOuter Width\u003c\/td\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner Width\u003c\/td\u003e\n\u003ctd\u003e18mm or 20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEffective Rim Diameter (ERD)\u003c\/td\u003e\n\u003ctd\u003e578mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Superlight)\u003c\/td\u003e\n\u003ctd\u003e385 ± 10g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight (Normal)\u003c\/td\u003e\n\u003ctd\u003e425 ± 15g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTyre Compatibility\u003c\/td\u003e\n\u003ctd\u003eHooked or hookless clincher, tubed or tubeless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Tyre Pressure (hooked)\u003c\/td\u003e\n\u003ctd\u003e125 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eToray T700 \/ T800 carbon composite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e3 years (structural defects)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eSituational Suitability\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEndurance\/road racing:\u003c\/strong\u003e Aerodynamic 38mm profile tested for crosswind control and high-speed handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide tyre builds:\u003c\/strong\u003e 25mm external width supports 25–32mm tyres for enhanced grip and comfort.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\/pro team OEM:\u003c\/strong\u003e Custom drilling and weight options for tailored use-case optimization.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eComparative Table — 38mm Carbon Clincher Rims\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eInternal Width\u003c\/th\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003cth\u003eOffset\u003c\/th\u003e\n\u003cth\u003eTubeless?\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThis Product\u003c\/td\u003e\n\u003ctd\u003e18\/20mm\u003c\/td\u003e\n\u003ctd\u003e385–425g\u003c\/td\u003e\n\u003ctd\u003eAsymmetric\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eD21-38\u003c\/td\u003e\n\u003ctd\u003e21mm\u003c\/td\u003e\n\u003ctd\u003e380–410g\u003c\/td\u003e\n\u003ctd\u003eSymmetric\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eR18-38\u003c\/td\u003e\n\u003ctd\u003e18mm\u003c\/td\u003e\n\u003ctd\u003e470g\u003c\/td\u003e\n\u003ctd\u003eSymmetric\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What are the advantages of an asymmetric 700c carbon rim?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Improves spoke tension balance for increased durability and reliability, especially for rear wheel builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How does hookless vs. hooked compatibility affect tire setup?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Hookless is preferred for tubeless with lower pressures; hooked supports higher pressures and standard clinchers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is this rim suitable for endurance or racing wheel builds?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, optimally tested for both applications. Choose weight options based on use-case priorities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What is the recommended tyre size?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Best performance with 25–32mm wide road tires, both tubeless and tubed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Are custom drilling\/hole patterns available?\u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, to suit various spoke types and lacing patterns for professional wheel builders.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eAdvanced Design and Material Innovation\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe 700c Asymmetric Carbon Clincher Rim is engineered using high-grade carbon fiber, optimizing both strength and weight. Its asymmetric profile balances spoke tension evenly, enhancing wheel durability and responsiveness. This rim measures 38mm in depth and 25mm in internal width, offering excellent aerodynamic benefits without compromising stability. This smart design suits both competitive cyclists and enthusiasts seeking an efficient ride, improving speed and control on varied terrains.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eEnhanced Aerodynamics and Ride Stability\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWith a 38mm rim depth, this asymmetric carbon clincher rim reduces air drag significantly, making it ideal for fast-paced riding and long-distance endurance. The 25mm width comfortably accommodates wider tires, which improves traction and shock absorption. This combination ensures a smoother, more stable ride, particularly on rough road surfaces. Cyclists enjoy improved cornering confidence and overall wheel stiffness for optimized power transfer.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eDurability and Compatibility\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDurability is a key advantage of this 700c asymmetric carbon clincher rim. The carbon fiber construction resists impacts and fatigue, extending the rim's lifespan even under rigorous use. It is fully compatible with tubeless tires, providing improved puncture resistance and weight savings. This rim fits seamlessly on most standard 700c hubs, making it a versatile upgrade choice for road and gravel bike wheels while maintaining expert-level performance.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"UD Matt \/ 20\/24 \/ Standard","offer_id":48122043334910,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/24 \/ Superlight","offer_id":48122043367678,"sku":null,"price":320.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/24 \/ Ultralight","offer_id":48122043400446,"sku":null,"price":330.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 20\/24 \/ Extremelight","offer_id":48122043433214,"sku":null,"price":340.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ Standard","offer_id":48122043465982,"sku":null,"price":310.0,"currency_code":"USD","in_stock":true},{"title":"UD Matt \/ 24\/24 \/ 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