--- product_id: 426466488 title: "Race 28 700x20-25c Bicycle Inner Tubes - 42mm Long Presta Valve - 2 Pack" brand: "continental" price: "VT7808" currency: VUV in_stock: true reviews_count: 13 category: "Continental" url: https://www.desertcart.vu/products/426466488-race-28-700x20-25c-bicycle-inner-tubes-42mm-long-presta store_origin: VU region: Vanuatu --- # 42mm Presta valve length Seamless vulcanized butyl rubber Fits 28-inch (700c) racing wheels Race 28 700x20-25c Bicycle Inner Tubes - 42mm Long Presta Valve - 2 Pack **Brand:** continental **Price:** VT7808 **Availability:** ✅ In Stock ## Summary > 🚴‍♀️ Ride Fast, Ride Confident: The Pro’s Choice in Inner Tubes! ## Quick Answers - **What is this?** Race 28 700x20-25c Bicycle Inner Tubes - 42mm Long Presta Valve - 2 Pack by continental - **How much does it cost?** VT7808 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/426466488-race-28-700x20-25c-bicycle-inner-tubes-42mm-long-presta) ## Best For - continental enthusiasts ## Why This Product - Trusted continental brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Precision Valve Fit:** 42mm Presta valve engineered for rims ≤30mm depth, ensuring perfect compatibility and hassle-free inflation. - • **Lightweight & Reliable:** Crafted from premium butyl rubber, these tubes balance featherlight weight with long-lasting air retention—ride longer, worry less. - • **Race-Ready Compatibility:** Optimized for 28-inch wheels with 20-25mm tire widths—ideal for the serious road cyclist chasing speed and efficiency. - • **Authenticity & Protection:** Individually boxed in original Continental packaging, ensuring genuine quality and pristine condition on arrival. - • **Durability Meets Performance:** Seamless, mold-cured vulcanization guarantees uniform roundness and superior puncture resistance for a smooth, reliable ride. ## Overview Continental Race 28 700x20-25c Inner Tubes feature a 42mm Presta valve designed for narrow racing tires on 28-inch wheels. Made from seamless, vulcanized butyl rubber, they deliver exceptional puncture resistance and uniform roundness for a smooth, durable ride. Lightweight yet robust, these tubes come in a 2-pack with authentic Continental packaging and a 2-year limited warranty, making them the trusted upgrade for performance-driven cyclists. ## Description Continental Race 28" 700x20-25c Bicycle Inner Tubes -42mm Long Presta Valve (Pack of 2 Tubes )- Continental bike tubes are constructed of durable butyl rubber and are 100 percent inspected to ensure quality. The tubes are seamless and vulcanized for uniform roundness and improved reliability. Material: Butyl tubes with renowned Continental quality - Durability: Each and every inner tube passes a stringent 100% quality control inspection - Design: Seamless construction, with a mold-cured vulcanization, to ensure uniform roundness and give a smooth ride and handling. ## Features - Valve Lenght: 42mm Presta Valve - Suitable for Rims with a Presta Valve Drill Hole and Rimdepth of 30mm (1 3/16″) or Less - Wheel Size Compatibility: 28-inch (700c) wheels – Only Compatible with 28“ Wheels. - Rim Width Compa􀆟bility: 20mm to 25mm (3/4“ to 1“). Perfect for Racing Bikes Requiring Narrow Tire Tubes with Short Valve Stems. - Packaging: Each Inner Tube Comes Individually Packed in its Original Continental Retail Box, Ensuring Authen􀆟city and Protection During Shipping. - Premium Construction: Features Seamless Construction with Mold-Cured Vulcaniza􀆟on, Guaranteeing Uniform Roundness and Enhanced Puncture Resistance for a Smoother, more Reliable Ride. - Lightweight Construction: Race 28 Tubes are Lightweight and Require Precise Installation and Consistent Tire Pressure Maintenance ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09X8K1WVN | | Best Sellers Rank | #1,839 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #9 in Bike Tubes | | Bike Type | Road Bike | | Brand | Continental | | Brand Name | Continental | | Compatible Tire Width Maximum | 25 Millimeters | | Compatible Tire Width Minimum | 20 Millimeters | | Customer Reviews | 4.4 out of 5 stars 1,279 Reviews | | Included Components | 2x Continental Tubes, Presta Valve | | Item Diameter | 28 Inches | | Item Type Name | bicycle tube | | Item Weight | 0.24 Kilograms | | Item Width | 28 Millimeters | | Manufacturer | Continental | | Manufacturer Part Number | 303941060394 | | Material | Butyl Rubber | | Material Type | Butyl Rubber | | Model Number | 303941060394 | | Size | 700 x 20 - 25mm | | UPC | 303941060394 | | Unit Count | 2.0 Count | | Valve Length | 42 Millimeters | | Valve Type | Presta | | Warranty Description | 2 Year Limited Warranty | | Wheel Size | 28 Inches | ## Product Details - **Brand:** Continental - **Item Diameter:** 28 Inches - **Material:** Butyl Rubber - **Valve Type:** Presta - **Wheel Size:** 28 Inches ## Images ![Race 28 700x20-25c Bicycle Inner Tubes - 42mm Long Presta Valve - 2 Pack - Image 1](https://m.media-amazon.com/images/I/81idr6tR4IL.jpg) ## Questions & Answers **Q: Will these fit in a 25 inch wheel?** A: Unfortunately, it will not fit a 25 inch tire, it is intended for 28 inch tires. **Q: Do these have a removable valve core?** A: Its a Presta valve. **Q: Will these fit on my continental 700x25 road bike tires?** A: According to the data on the package, they will fit 700 x 20 to 700 x 25 rims. The actual tire is marked 700 x 23. **Q: Where are these made?** A: My understanding is that they are made in Germany ## Customer Reviews ### ⭐⭐⭐⭐⭐ Review *by D***G on November 16, 2025* ### ⭐⭐⭐⭐⭐ Review *by P***R on April 7, 2026* ### ⭐⭐⭐⭐⭐ Review *by M***O on April 16, 2026* ## Frequently Bought Together - Continental Race 28 700x20-25c Bicycle Inner Tubes - 42mm Long Presta Valve - 2 Pack - Continental Ultra Sport III 700x25c Black/Black Folding PureGrip - Pair (2 Tires) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vu/products/426466488-race-28-700x20-25c-bicycle-inner-tubes-42mm-long-presta](https://www.desertcart.vu/products/426466488-race-28-700x20-25c-bicycle-inner-tubes-42mm-long-presta) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-08*