--- 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: "139.84 DT" currency: TND in_stock: true category: "Yun Scm" url: https://www.desertcart.tn/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1 store_origin: TN region: Tunisia --- # 27-inch perfect fit AV33mm Schrader valve ease Premium butyl rubber 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:** 139.84 DT **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Ride Smooth, Ride Smart – Never Miss a Beat on the Road! ## 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?** 139.84 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/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 - • **Precision Fit for 27" Wheels:** Engineered to flawlessly fit 27x1¼ to 27x1⅜ tires, ensuring seamless compatibility with city, road, and wheelchair bikes. - • **Enhanced Ride Comfort & Safety:** Absorbs road vibrations effectively, delivering a smoother, safer cycling experience on uneven surfaces. - • **Quick & Hassle-Free Installation:** Designed for fast tube replacement with an easy inflation guide to save your valuable time. - • **Trusted Quality with Top Ratings:** Backed by a 4.4-star rating from 474 cyclists, combining reliability with performance you can count on. - • **Durable Butyl Rubber Construction:** Crafted from high-grade butyl rubber for superior sealing, ozone resistance, and long-lasting shock absorption. ## Overview YunSCM 2-PCS 27" Bike Tubes are premium butyl rubber inner tubes designed for 27-inch wheels with 32/37-630 ETRTO sizing. Featuring a 33mm Schrader valve, these tubes offer excellent sealing, ozone resistance, and shock absorption. Ideal for city, road, and wheelchair bikes, they ensure quick installation and enhanced ride comfort, backed by strong customer satisfaction. ## Description Shop 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. Free delivery and returns on all eligible orders. ## 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 | 74,550 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 813 in Cycling Tubes | | Bike Type | Cruiser Bike | | Brand Name | YunSCM | | Compatible Tire Width Maximum | 53 Millimetres | | Compatible Tire Width Minimum | 1.25 Inches | | Country Of Origin | China | | Customer Reviews | 4.4 4.4 out of 5 stars (474) | | Item Diameter | 27 Inches | | Item Weight | 0.42 Kilograms | | Item Width | 1.25 Inches | | Manufacturer | YunSCM 20200905·6 | | Manufacturer Part Number | YunSCM 20200905·6 | | Material Type | Butyl Rubber | | Model Number | YunSCM 20200905·6 | | Number of Items | 2 | | Size | 27 X 1 1/4 | | UPC | 712673032102 | | Unit Count | 2.0 count | | Valve Length | 1.25 Inches | | Valve Type | Schrader | | Wheel Size | 27 Inches | ## Product Details - **Brand:** YunSCM - **Item diameter:** 27 Inches - **Material:** Butyl Rubber - **Valve type:** Schrader - **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) --- ## 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.tn/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1](https://www.desertcart.tn/products/400068960-yunscm-2-pcs-27-bike-tubes-27x1-1-4-1) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-15*