--- product_id: 400068960 title: "YunSCM 2-PCS 27\" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes" brand: "yunscm" price: "€ 36.33" currency: EUR in_stock: true reviews_count: 11 category: "Yun Scm" url: https://www.desertcart.hr/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1 store_origin: HR region: Croatia --- # 27-inch perfect fit Quick & easy install Premium butyl durability YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes **Brand:** yunscm **Price:** € 36.33 **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Ready, Road Steady: Tubes That Keep You Moving! ## Quick Answers - **What is this?** YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes by yunscm - **How much does it cost?** € 36.33 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1) ## Best For - yunscm enthusiasts ## Why This Product - Trusted yunscm brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Comfort Meets Safety:** Absorbs road vibrations and reduces pinch flats, making your daily commute or weekend ride more comfortable and secure. - • **Effortless Installation:** Swap tubes in minutes with a user-friendly design and clear inflation guide—get back on the road faster and stress-free. - • **Reliable Schrader Valve:** Standard 33mm valve length offers easy inflation at any pump station or gas stop—no adapters needed. - • **Premium Butyl Rubber Build:** Experience superior sealing, ozone resistance, and shock absorption for a smooth, safe ride every time. - • **Precision Fit for 27" Wheels:** Engineered to flawlessly fit 27x1¼ to 27x1⅜ tires, ensuring seamless compatibility with your city, road, or wheelchair bike. ## Overview The YunSCM 2-PCS 27" Bike Tubes are crafted from high-quality butyl rubber, designed to fit 27x1¼ to 27x1⅜ tires with a reliable 33mm Schrader valve. These tubes offer excellent sealing, ozone and aging resistance, and shock absorption, making them ideal for city, road, and wheelchair bikes. Easy to install and built for comfort and safety, they ensure a smooth ride and quick tire maintenance, perfect for the active millennial professional who values efficiency and reliability. ## Description Product Description Review: Inner tube - Just the job Review: Robust and useful - Not neecded to use these yet, but give me spares for my trips.. ## Features - 【Size】27 X 1 1/4 tubes AV33mm Schrader Valve (Regular valve) fit 27 inch wheel (ETRTO:32/37-630) - 【High Quality】 The 27x1.25 bike tube is made from premium butyl rubber.It has the advantages of good sealing performance, ozone resistance, aging resistance, shock absorption, electrical insulation. - 【Easy Installation】Installation is quick and easy. Please follow inflation guide when airing a tire from a complete flat. Save time and effort, replace the old tube in a few minutes. - 【Important Note】When changing a bicycle inner tube, be sure to add a little air before installing it. This gives it form so it doesn't get twisted or bunch up which may cause a pinch flat. Inspect for an even bead of the tyre to the rim on both sides. - 【Comfortable and Safe】After replacing the butyl rubber tube, it absorbs the impact on the uneven road surface, making riding more comfortable and safe. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08HJXTT39 | | Best Sellers Rank | 16,918 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 184 in Cycling Tubes | | Bike Type | Cruiser Bike | | Brand | YunSCM | | Brand Name | YunSCM | | Compatible Tire Width Maximum | 53 Millimetres | | Compatible Tire Width Minimum | 1.25 Inches | | Country Of Origin | China | | Customer Reviews | 4.4 out of 5 stars 447 Reviews | | Item Diameter | 27 Inches | | Item Weight | 0.42 Kilograms | | Item Width | 1.25 Inches | | Item diameter | 27 Inches | | Item width | 1.25 Inches | | Manufacturer | YunSCM 20200905·6 | | Manufacturer Part Number | YunSCM 20200905·6 | | Material | Butyl Rubber | | Material Type | Butyl Rubber | | Model Number | YunSCM 20200905·6 | | Size | 27 X 1 1/4 | | UPC | 712673032102 | | Unit Count | 2.0 count | | Valve Length | 1.25 Inches | | Valve Type | Schrader | | Valve type | Schrader | | Wheel Size | 27 Inches | | Wheel size | 27 Inches | ## Images ![YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes - Image 1](https://m.media-amazon.com/images/I/71cX77DA-LL.jpg) ![YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes - Image 2](https://m.media-amazon.com/images/I/61Wy1fHCUhL.jpg) ![YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes - Image 3](https://m.media-amazon.com/images/I/61i9zLb5anL.jpg) ![YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes - Image 4](https://m.media-amazon.com/images/I/81tX5A20hTL.jpg) ![YunSCM 2-PCS 27" Bike Tubes 27x1 1/4-1 3/8 32/37-630 AV33mm Schrader Valve 27 inch Inner Tubes Compatible With 27x1 1/4 27x1.25 27x1 3/8 27x1 3-8 Wheelchair/City/Road Bike Tyre Tubes - Image 5](https://m.media-amazon.com/images/I/811RlR2mp+L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Inner tube *by S***E on 23 October 2025* Just the job ### ⭐⭐⭐⭐⭐ Robust and useful *by D***N on 24 July 2025* Not neecded to use these yet, but give me spares for my trips.. ### ⭐⭐⭐⭐⭐ Tyre tubes👌 *by J***Y on 1 January 2025* 😊very pleased👍 --- ## 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.hr/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1](https://www.desertcart.hr/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-07-12*