--- product_id: 105491916 title: "Joywayus Brass Hose Barb Reducer,1/4\" to 3/8\" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS)" brand: "joywayus" price: "€ 13.69" currency: EUR in_stock: true reviews_count: 13 category: "Joywayus" url: https://www.desertcart.at/products/105491916-joywayus-brass-hose-barb-reducer-1-4-to-3-8 store_origin: AT region: Austria --- # -40 to 160°F temp range 1/4" to 3/8" precise fit Durable corrosion-resistant brass Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) **Brand:** joywayus **Price:** € 13.69 **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your flow game with the ultimate brass barb reducer! ## Quick Answers - **What is this?** Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) by joywayus - **How much does it cost?** € 13.69 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/105491916-joywayus-brass-hose-barb-reducer-1-4-to-3-8) ## Best For - joywayus enthusiasts ## Why This Product - Trusted joywayus brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Endure:** Withstands extreme temperatures from -40°F to 160°F, perfect for versatile industrial and home use. - • **Compact & Lightweight:** At just 0.01 kg, it’s easy to install without adding bulk or weight to your setup. - • **Universal Compatibility:** Ideal for air, water, and fuel lines—your go-to adapter for diverse applications. - • **Seamless Size Transition:** Effortlessly connect hoses of different diameters with precision 1/4" to 3/8" barb reducer. - • **Premium Brass Construction:** Corrosion-resistant and ductile brass ensures longevity and reliable performance under pressure. ## Overview The Joywayus Brass Hose Barb Reducer is a precision-engineered 1/4" to 3/8" fitting made from corrosion-resistant brass, designed to connect hoses of different diameters. It operates reliably across a wide temperature range (-40°F to 160°F), making it ideal for air, water, and fuel applications. Lightweight and durable, it’s a top-rated choice (#23 in Barbed Hose Fittings) trusted by professionals and DIYers alike. ## Description Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS): desertcart.com: Industrial & Scientific Review: Barbed reducer fitting - Very nice bar reducer fitting used it on my old Honda XR 250 R fuel cock needed a larger hose and carburetor needed a smaller hose. Worked well to reduce it down so I could connect it. Review: Fits great. - Accurate fittings ## Features - Connections: Hose Barb x Hose Barb - Material: Brass. Connections: 1/4" x 3/8" - Temperatures range from -40 to 160 F - Adapter for connecting a hose to a hose threaded connection of a different diameter - Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07D3D2DDQ | | Best Sellers Rank | #5,176 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #15 in Barbed Hose Fittings | | Brand Name | Joywayus | | Color | Brass | | Connector Type | Union | | Customer Reviews | 4.7 4.7 out of 5 stars (1,449) | | Exterior Finish | Brass | | Item Weight | 0.01 Kilograms | | Manufacturer | Joywayus | | Manufacturer Part Number | JWBTYZ06-10 | | Material Type | Brass | | Model Number | JWBTYZ06-10 | | Number of Pieces | 1 | | Size | 1/4"x3/8" | | UPC | 653445070413 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Joywayus - **Color:** Brass - **Connector Type:** Union - **Exterior Finish:** Brass - **Item Weight:** 0.01 Kilograms - **Manufacturer:** Joywayus - **Material:** Brass - **Number of Pieces:** 1 - **Size:** 1/4"x3/8" - **Unit Count:** 1.0 Count ## Images ![Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - Image 1](https://m.media-amazon.com/images/I/51aD1Hz3xVL.jpg) ![Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - Image 2](https://m.media-amazon.com/images/I/41uApG2o3eL.jpg) ![Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - Image 3](https://m.media-amazon.com/images/I/51wcyipxc-L.jpg) ![Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - Image 4](https://m.media-amazon.com/images/I/6190R1kvY5L.jpg) ![Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - Image 5](https://m.media-amazon.com/images/I/413FxzqGIwL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Barbed reducer fitting *by P***S on March 16, 2026* Very nice bar reducer fitting used it on my old Honda XR 250 R fuel cock needed a larger hose and carburetor needed a smaller hose. Worked well to reduce it down so I could connect it. ### ⭐⭐⭐⭐⭐ Fits great. *by A***9 on December 11, 2025* Accurate fittings ### ⭐⭐⭐⭐⭐ Solid leak-free connection *by S***E on March 28, 2026* Worked perfectly to join 2 different sized pieces of vinyl tubing for my water softener. Connections seems good, but used some hose clamps I had from separate purchase for extra security. Not a drop has leaked from this connection that has constant water inside it. ## Frequently Bought Together - Joywayus Brass Hose Barb Reducer,1/4" to 3/8" Barb Reducer Fitting,Reducing Splicer Mender Union Adapter for Air Water Fuel(1PCS) - 3/8 Inch (10mm) ID Fuel Line Hose 10FT NBR Rubber Push Lock Hose High Pressure 300PSI for Automotive Fuel Systems Engines - Metaland Brass Hose Barb Reducer, 1/4" to 1/8" Hose ID, Reducing Barbed Hose Splicer Mender Coupler Warter Fuel Air (Pack of 2) --- ## 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.at/products/105491916-joywayus-brass-hose-barb-reducer-1-4-to-3-8](https://www.desertcart.at/products/105491916-joywayus-brass-hose-barb-reducer-1-4-to-3-8) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-06-03*