--- product_id: 224171945 title: "BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX" brand: "brand: besnin" price: "¥7251" currency: JPY in_stock: true url: https://www.desertcart.jp/products/224171945-besnin-seat-post-350mm-bike-seatpost-25-4mm-or-27 store_origin: JP region: Japan --- # BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX **Brand:** brand: besnin **Price:** ¥7251 **Availability:** ✅ In Stock ## Quick Answers - **What is this?** BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX by brand: besnin - **How much does it cost?** ¥7251 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/224171945-besnin-seat-post-350mm-bike-seatpost-25-4mm-or-27) ## Best For - brand: besnin enthusiasts ## Why This Product - Trusted brand: besnin brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description note： please make sure your bike size is consistent before buying（The correct measurement method is shown in the picture） Feature: ♫ aluminium alloy 6061(tube part) ♫ Anti-corrosion ♫ anti-oxidation ♫Suitable for most road bike, fixed gear bicycle, mountain bikes,, track bike, MTB, BMX, DH, et. Note：Please measure you bike ,and choose the right outside diameter. Q: How can I determine if I received the correct size seat tube? A: The size is engraved on the bottom of the seat tube, you need to look at it under sufficient light. Q: How do I know what size seat tube I need to buy? A: Please check our last picture (the seventh), which contains information on how to measure the size of the seat tube. Q:What you need to pay special attention? A:For information about size, please see the 1st ad text! ! Q:the ad text (which changes depending on what picture you click) gives different sizes - which is correct? A:Tips: Please choose your correct size according to the ad text (which changes depending on what picture you click).. Please refer to the 1st description for the correct size. If it is measured that your seat tube is 30.4mm, please do not buy a 27.2mm or 30.8mm seat tube, because it will not be suitable size:Please refer to the 2nd picture of the product you have selected for the size Package:1*seatpost(with stall srews) Note：Please measure you bike ,and choose the right outside diameter. ## Features - Size: 27.2mm(1.07 in) × 350mm(13.78 in)，outside diameter：27.2mm，Total length: 350mm，Weight:280g(0.61 lb). - Adjustable：Clamp head angle adjustable,easy to install .you can find a comfort sa Material：aluminium alloy 6061(tube part) ，Anti-corrosion, anti-oxidation，suit for long cycling. ddle angle for your personal love. - Adjustable：Clamp head angle adjustable,easy to install .you can find a comfort saddle angle for your personal love. - Suitable for most road bike, fixed gear bicycle, mountain bikes, downhill bike, track bike, MTB, BMX, DH, etc - The seatpost outside diameter is 27.2mm(1.07 in),please measure your bike and choose the right model. ## Images ![BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX - Image 1](https://images-na.ssl-images-amazon.com/images/I/41PHqTlFCeL.jpg) ![BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX - Image 2](https://images-na.ssl-images-amazon.com/images/I/615tR%2BwwQ9L.jpg) ![BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX - Image 3](https://images-na.ssl-images-amazon.com/images/I/614gJZDGA1L.jpg) ![BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX - Image 4](https://images-na.ssl-images-amazon.com/images/I/41b4Ho8lW7L.jpg) ![BESNIN Seat Post,350mm Bike Seatpost 25.4mm or 27.2 mm or 28.6mm or 30.4mm or 30.8mm or 31.6mm Bicycle Saddle Angle Adjustable Seatpost for MTB Road Bike BMX - Image 5](https://images-na.ssl-images-amazon.com/images/I/41qDPnAclHL.jpg) ## Available Options This product comes in different **Colour Name** options. --- ## 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.jp/products/224171945-besnin-seat-post-350mm-bike-seatpost-25-4mm-or-27](https://www.desertcart.jp/products/224171945-besnin-seat-post-350mm-bike-seatpost-25-4mm-or-27) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-06*