{"product_id":"bola-st-50t-50mm-carbon-road-wheelset-dt-350s-hub-cx-ray-spoke-tubular-rim-brake-25-28mm-1270g","title":"Bola ST 50T 50mm Carbon Road Wheelset | DT Swiss 350S | Tubular Rim Brake | 25mm\/28mm","description":"\u003cp\u003eThe Bola ST 50T is a 50mm carbon tubular rim brake wheelset engineered for competitive road cyclists seeking a balance of low weight, aerodynamic efficiency, and proven durability. At 1270g ±20g per set, it leverages DT Swiss 350S hubs, Sapim CX-Ray spokes, and a basalt carbon braking surface. Choose between 25mm or 28mm external rim widths to optimize handling for your terrain and tire selection. Certified to EN 14781 standards, the Bola ST 50T performs in high-speed stage racing, endurance events, and challenging descents.\u003c\/p\u003e\n\u003ch2 id=\"tinymce_scroll_sign\"\u003ePremium 50mm Tubular Carbon Road Wheels for Performance and Durability\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Material:\u003c\/strong\u003e T700\/T800 High Modulus UD Matte Carbon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Depth:\u003c\/strong\u003e 50mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim Width (external):\u003c\/strong\u003e 25mm or 28mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Surface:\u003c\/strong\u003e Basalt Carbon (rim brake only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpokes:\u003c\/strong\u003e Sapim CX-Ray, 20 front (radial), 24 rear (2-cross)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHub Model:\u003c\/strong\u003e DT Swiss 350S (standard quick-release)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1270g ±20g (set, without accessories)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTire Compatibility:\u003c\/strong\u003e Tubular, 25c–30c tires\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e EN 14781\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Rider Weight:\u003c\/strong\u003e 100kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e China\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerformance \u0026amp; Real-World Application\u003c\/h2\u003e\n\u003cp\u003eThis wheelset is suited for UCI-style road race formats, long climbs, and alpine descents where reduced rotational inertia matters. The 25mm rim adds agility for hilly and mixed routes, while the 28mm width better supports larger modern tubular tires—offering more stability at speed and over rougher tarmac. While tubular construction requires more installation skill and field repair effort than clinchers or tubeless models, racers often value the improved road feedback and ability to run higher pressures.\u003c\/p\u003e\n\u003cp\u003eThe basalt carbon brake track improves heat resistance; for best performance, always use carbon-specific brake pads and periodically monitor rim temperature during extended descents. The EN 14781 certification confirms compliance with industry safety standards for use in competitive cycling.\u003c\/p\u003e\n\u003ch2\u003eComparison Table: Bola ST 50T vs. Alternatives\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eRim Depth\u003c\/th\u003e\n\u003cth\u003eRim Width\u003c\/th\u003e\n\u003cth\u003eWeight (pair)\u003c\/th\u003e\n\u003cth\u003eBrake Type\u003c\/th\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBola ST 50T\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e25\/28mm\u003c\/td\u003e\n\u003ctd\u003e1270g ±20g\u003c\/td\u003e\n\u003ctd\u003eRim Brake\u003c\/td\u003e\n\u003ctd\u003eEN 14781\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDT50S Disc\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003ctd\u003e~780g (rim only)\u003c\/td\u003e\n\u003ctd\u003eDisc Brake\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHUNT 50 Carbon\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e22mm int.\u003c\/td\u003e\n\u003ctd\u003e1468g\u003c\/td\u003e\n\u003ctd\u003eDisc Brake\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e7 Spoke 50mm Tubular\u003c\/td\u003e\n\u003ctd\u003e50mm\u003c\/td\u003e\n\u003ctd\u003e25mm\u003c\/td\u003e\n\u003ctd\u003e355g (rim only)\u003c\/td\u003e\n\u003ctd\u003eRim Brake\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eKnown Trade-Offs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTubular tires:\u003c\/strong\u003e require glue or tape mounting; more labor to install\/repair vs clinchers, but preferred by many racers for road feel and decreased rolling mass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRim brake configuration:\u003c\/strong\u003e lighter than disc equivalents but may require attention to heat build-up on extended, steep descents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eUse Case Recommendations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStage and circuit racing (UCI\/EN 14781 compliant): optimized aerodynamics, rapid acceleration, minimal rotating weight\u003c\/li\u003e\n\u003cli\u003eEndurance rides or events: reliable braking, long-term fatigue reduction, compatibility with higher tire pressures\u003c\/li\u003e\n\u003cli\u003eClimbing and alpine gran fondos: low weight aids acceleration; basalt braking surface resists fade on heat-intensive descents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eAre 50mm deep carbon tubular wheels good for road racing?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e50mm deep carbon tubular wheels, such as the Bola ST 50T, deliver a balance of aero benefit, low rotational weight, and direct handling ideal for road racing and criteriums. Many experienced racers choose them for both sprint and endurance formats.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eHow does a 1270g carbon wheelset with DT 350 hubs compare to other lightweight wheelsets?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe Bola ST 50T is among the lighter tubular rim brake wheelsets available. Its complete 1270g weight (without accessories) undercuts many wide tubeless\/disc-brake competitors, aiding acceleration and climbing for riders seeking marginal gains.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eWhat's better for hilly terrain, 25mm or 28mm wide tubular carbon rims?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e25mm width is typically favored for hilly, technical circuits due to reduced overall weight and nimble handling, whereas 28mm rims accommodate wider tires for greater stability and support at speed or over rougher surfaces. Match to your typical tire size and race conditions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eCan these rim brake carbon wheels handle long descents without overheating?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eThe basalt carbon braking surface improves heat management in sustained braking. For best performance and safety, use carbon-specific brake pads and monitor rim temperature during extended alpine descents.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"gfai-product-faq\" open=\"\"\u003e\n\u003csummary\u003e\u003cstrong\u003eIs this wheelset a good upgrade for improving acceleration and speed on my road bike?\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003eReducing complete wheelset weight to 1270g results in more rapid accelerations and increased climbing efficiency, noticeable during repeated surges and climbs common in road racing disciplines.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eExceptional Lightweight Carbon Construction\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Bola ST 50T 50mm tubular carbon road wheels offer riders a perfect balance of weight and strength. Crafted with high-quality carbon fiber, these wheels are designed to reduce rotational mass, improving acceleration and climbing efficiency. Their sleek 50mm rim depth enhances aerodynamic performance without compromising handling in crosswinds. Ideal for riders seeking a lightweight upgrade, these wheels deliver an excellent ride feel, compatible with demanding road conditions and tubular rim brakes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003ePrecision Engineering with DT Swiss 350S Hubs\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eEquipped with DT Swiss 350S hubs, the Bola ST 50T wheelset ensures smooth and reliable performance. Known for their durability and outstanding engagement mechanics, these hubs provide consistent power transfer and efficient rolling resistance. The combination of these hubs with the tubular rim brake setup guarantees precise braking control, making them a top choice for competitive cyclists and enthusiasts seeking dependable wheel performance under strenuous conditions.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch3\u003eVersatile Rim Width Options for Optimized Tire Compatibility\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eThe Bola ST 50T wheelset comes in two rim widths, 25mm and 28mm, catering to a wide range of tire choices for enhanced comfort and grip. The wider rim profile supports modern tires, offering better tire stability and improved cornering capabilities without added weight. This versatility allows riders to customize their setup for diverse road surfaces, ensuring optimal comfort and performance whether sprinting on smooth tarmac or navigating twisty descents.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Carbon Fiber Sporting Goods","offers":[{"title":"17\/25 mm \/ Shimano HG \/ Black Bola","offer_id":48259616702718,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Shimano HG \/ White Bola","offer_id":48259616735486,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Shimano HG \/ Customized","offer_id":48259616768254,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ Black Bola","offer_id":48259616801022,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ White Bola","offer_id":48259616833790,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Sram XDR \/ Customized","offer_id":48259616866558,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ Black Bola","offer_id":48259616899326,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ White Bola","offer_id":48259616932094,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"17\/25 mm \/ Compy \/ Customized","offer_id":48259616964862,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ Black Bola","offer_id":48259616997630,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ White Bola","offer_id":48259617030398,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Shimano HG \/ Customized","offer_id":48259617063166,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ Black Bola","offer_id":48259617095934,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ White Bola","offer_id":48259617128702,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Sram XDR \/ Customized","offer_id":48259617161470,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ Black Bola","offer_id":48259617194238,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ White Bola","offer_id":48259617227006,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true},{"title":"21\/28 mm \/ Compy \/ Customized","offer_id":48259617259774,"sku":null,"price":860.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0634\/8492\/0062\/files\/bola_rim_brake_wheelset_8c62e281-7755-4a0f-9e91-3553844b3ebe.png?v=1780298489","url":"https:\/\/bolacarbon.com\/products\/bola-st-50t-50mm-carbon-road-wheelset-dt-350s-hub-cx-ray-spoke-tubular-rim-brake-25-28mm-1270g","provider":"Bola Carbon Wheelset ","version":"1.0","type":"link"}