--- product_id: 577579978 title: "Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM)" brand: "generic" price: "13471CFA" currency: XOF in_stock: true category: "Generic" url: https://www.desertcart.sn/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat store_origin: SN region: Senegal --- # Precision 100mm length Fits 25.4-27.2mm seat tubes Lightweight yet high-strength aluminum Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) **Brand:** generic **Price:** 13471CFA **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Upgrade your ride in seconds—fit, strong, and ready to roll! ## Quick Answers - **What is this?** Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) by generic - **How much does it cost?** 13471CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat) ## Best For - generic enthusiasts ## Why This Product - Trusted generic brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ride Ready Support:** Responsive customer service ready to solve your issues within 24 hours - • **Premium Aluminum Alloy:** Durable 6061 aluminum ensures strength without the weight penalty - • **Tool-Free Installation:** Install or remove in moments—no extra tools required, no hassle - • **Universal Compatibility:** Perfect for mountain, hybrid, road, cruiser, and folding bikes alike - • **Seamless Size Conversion:** Effortlessly adapt your bike seat tube from 25.4mm to 27.2mm in seconds ## Overview This 100mm aluminum alloy seat post adapter shim converts seat tubes from 25.4mm to 27.2mm, offering a lightweight, high-strength solution compatible with a wide range of bike types. Easy to install without tools, it’s designed for quick upgrades and reliable performance. ## Description Specifications:19 typesLength: 100mm(3.94in)Material: 6061 aluminum alloyPacking:1 pc Seat tube reducing sleeveColor:blackProduct name: Seat tube reducing sleeveNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. thank you! ## Features - Made of good quality aluminum alloy, high strength and light weight - Specifications:19 types.Length: 100mm(3.94in), you can change the size of the bike seat tube as you want. - Easy to install and remove, no other tools needed, just a few seconds to install,convenient for you to use. - Fit for Mountain Bike, Hybrid bike, Old School, Cruiser, Cyclocross Bike, Dirt Jumper, Folding Bike, Road Bike etc. - Any problem can contact with us, and we will try to solve it within 24 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJXJ5L3C | | Best Sellers Rank | #2,145,292 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #2,583 in Bike Seat Posts | | Bike Type | Mountain Bike | | Brand | generic | | Brand Name | generic | | Manufacturer | generic | | Manufacturer Part Number | AMXE10FVRLUS | | Material | Aluminum | | Material Type | Aluminum | | Model Number | AMXE10FVRLUS | | Unit Count | 1.0 Count | | Warranty Description | No Warranty | ## Product Details - **Material:** Aluminum - **Brand:** generic - **Manufacturer:** generic ## Images ![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 1](https://m.media-amazon.com/images/I/413BheXG8RL.jpg) ![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 2](https://m.media-amazon.com/images/I/610U8DyrUqL.jpg) ![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 3](https://m.media-amazon.com/images/I/41JlPex63pL.jpg) ![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 4](https://m.media-amazon.com/images/I/61WBNJ9w7JL.jpg) ![Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Image 5](https://m.media-amazon.com/images/I/418NW0kKhlL.jpg) ## Frequently Bought Together - Bike SeatPost Adapter Shim, Aluminum Alloy Bicycle Reducing Sleeve Seat Post Seat Tube Extended Sleeve100MM Conversion 27.2/30.4(25.4-27.2MM) - Sumind 11 Pieces Bike Carbon Fiber Headset Spacer Bicycle 1-1/8 Inch 20 15 10 5 3 2 1 mm, 7 Size --- ## 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.sn/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat](https://www.desertcart.sn/products/577579978-bike-seatpost-adapter-shim-aluminum-alloy-bicycle-reducing-sleeve-seat) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-09-23*