--- product_id: 487435839 title: "JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length)" brand: "jfoyh" price: "996.19 DT" currency: TND in_stock: true reviews_count: 5 category: "Jfoyh" url: https://www.desertcart.tn/products/487435839-jfoyh-exa-form-900i-30-9mm-31-6mm-dropper-seatpost store_origin: TN region: Tunisia --- # 3 size options (345/395/445mm length) Hydraulic dropper in lightweight 7075 alloy Remote cable control with 1.6m adjustable wire JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) **Brand:** jfoyh **Price:** 996.19 DT **Availability:** ✅ In Stock ## Summary > 🚵‍♂️ Elevate your ride, drop the limits! ## Quick Answers - **What is this?** JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) by jfoyh - **How much does it cost?** 996.19 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/487435839-jfoyh-exa-form-900i-30-9mm-31-6mm-dropper-seatpost) ## Best For - jfoyh enthusiasts ## Why This Product - Trusted jfoyh brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Sleek Internal Routing:** Designed exclusively for internal cable routing frames, ensuring a clean, professional look and easy installation. - • **Tailored Travel Options:** Select from 100mm, 120mm, or 150mm dropper stroke lengths to customize your trail performance. - • **Durable Yet Featherlight:** Crafted from premium 7075 alloy, balancing strength and weight for agile handling and long-lasting use. - • **Effortless Height Adjustment:** Remote cable control lets you shift seat height on-the-fly without stopping, keeping you in the flow. - • **Precision Fit for Every Ride:** Choose between 30.9mm or 31.6mm diameters to perfectly match your bike frame for seamless integration. ## Overview The JFOYH EXA Form 900i is a high-performance hydraulic dropper seatpost available in two diameters (30.9mm and 31.6mm) and three lengths (345mm, 395mm, 445mm) with corresponding travel options (100mm, 120mm, 150mm). Featuring a remote cable control with a customizable 1.6m wire, it allows seamless seat height adjustments mid-ride. Constructed from lightweight yet durable 7075 alloy and designed for internal cable routing frames, it offers a sleek, professional upgrade for serious cyclists seeking precision and convenience. ## Description Remote Control Hydraulic Dropper Seatpost (internal routing)Parameter InformationDiameter: 30.9mm/31.6mmLength: 345mm/395mm/445mmStroke: 100mm/120mm/150mm Review: Good post - I've been using this dropper post for about 2 wks now and it works very well. Makes a big difference on the trails. Review: Buen producto. - No está fácil la instalación, pero entendiéndole queda muy bien y funciona perfectamente. Muy recomendable! ## Features - 🚴‍♂️Installation Diameter: 30.9mm/31.6mm are all available. It is very important to choose according to the inner diameter of the seat tube of your bicycle frame. - 🚴‍♂️Length*Stroke: 345mm*100mm/395mm*120mm/445mm*150mm. - 🚴‍♂️Remote Control: No need to stop to adjust the height of your seat, you can control the height as you like by pressing the lever during cycling. 1.6 meters long control wire, which can be cut as needed. - 🚴‍♂️Durable and Lightweight: Hydraulic dropper integrated inside 7075 alloy tube, 345mm-about 480g, 395mm-about 620g, 445mm-about 670g. - 🚴‍♂️Internal Cable Routing and Simple Installation: only suitable for internal cable routing frame, the installation process is very simple, please refer to the video for details. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B09YH576CH | | Best Sellers Rank | #135,823 in Sporting Goods ( See Top 100 in Sporting Goods ) #126 in Bike Seat Posts | | Bike Type | Multi-Use | | Brand | JFOYH | | Brand Name | JFOYH | | Color | Diameter: 31.6mm | | Colour | Diameter: 31.6mm | | Customer Reviews | 4.2 out of 5 stars 269 Reviews | | Item Diameter | 31.6 Millimeters | | Item Dimensions W x H | 32W x 445H millimeters | | Item Type Name | Internal Routing | | Item Weight | 0.87 Kilograms | | Item weight | 0.87 Kilograms | | Manufacturer | JFOYH BIKE | | Manufacturer Part Number | BIKE DROPPER SEATPOST | | Material | Metal | | Material Type | Metal | | Model Number | Diameter: 31.6mm | | Number of Items | 1 | | Product dimensions | 32W x 445H millimeters | | UPC | 774144172137 | ## Product Details - **Colour:** Diameter: 31.6mm - **Item weight:** 0.87 Kilograms - **Material:** Metal - **Brand:** JFOYH - **Product dimensions:** 32W x 445H millimeters ## Images ![JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) - Image 1](https://m.media-amazon.com/images/I/61D4iUwD08L.jpg) ![JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) - Image 2](https://m.media-amazon.com/images/I/61BDX2UGmUL.jpg) ![JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) - Image 3](https://m.media-amazon.com/images/I/71o8VNeN2PL.jpg) ![JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) - Image 4](https://m.media-amazon.com/images/I/519w3738ekL.jpg) ![JFOYH EXA Form 900i 30.9mm/31.6mm Dropper Seatpost 100mm/125mm/150mm Travel Remote Cable Control Dropper Post for Internal Routing Bike Frame(345mm/395mm/445mm Length) - Image 5](https://m.media-amazon.com/images/I/71t4fv8JvsL.jpg) ## Available Options This product comes in different **Size, Model** options. ## Questions & Answers **Q: What type of lever is included in the package? 1X lever? 2X lever?** A: It's coming with standard 1x lever. **Q: Is it coming with cable in housing?** A: Yes, it's coming with cable in housing, ahout 1500mm. **Q: How to install this dropper post?** A: The installation process is simple, we have also shot an installation tutorial for you, please watch our product related videos. **Q: Is 900i dropper post only for internal routing frame?** A: Yes, 900i only for internal routinbg frame. **Q: How Much Rotational Play Is Normal?** A: 1-3mm of rotation is normal. Without a bit of wiggle room between the stanchion and the mid cap bushing, the dirt and grime that makes its way into your dropper could do some serious damage. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good post *by L***D on 26 June 2023* I've been using this dropper post for about 2 wks now and it works very well. Makes a big difference on the trails. ### ⭐⭐⭐⭐⭐ Buen producto. *by A***R on 12 January 2026* No está fácil la instalación, pero entendiéndole queda muy bien y funciona perfectamente. Muy recomendable! ### ⭐⭐⭐⭐⭐ Great post for the budget minded. Highly recommend. *by B***3 on 29 March 2025* This dropper functions as described. Six month test has gone well as I ride mainly blue trails with the occasional black 2-3 times a week. Only thing to note is I have to slightly stand and relieve tension from post in order for it to drop easier, ie: slightly stand, engage thumb trigger, sit on post to drop. Great post for the budget minded. Highly recommend. Hope this helps. Happy shopping. ## Frequently Bought Together - EXA Form 900i 30.9mm/31.6mm Dropper Post with Remote Lever and Cable Kit MTB/Ebike Internal Routing Dropper Seatpost for Mountain Bike(100mm/125mm/150mm Travel) - Andeshunk Mountain Bike Crankset Hollow Integrated Crank axle Modified Single disc Crank 32T 34 36T --- ## 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/487435839-jfoyh-exa-form-900i-30-9mm-31-6mm-dropper-seatpost](https://www.desertcart.tn/products/487435839-jfoyh-exa-form-900i-30-9mm-31-6mm-dropper-seatpost) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-08-26*