--- product_id: 63904026 title: "FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25\" Handlebar Mountain Bike Road Bike MTB BMX..." brand: "fomtor" price: "R$342" currency: BRL in_stock: true category: "Fomtor" url: https://www.desertcart.com.br/products/63904026-fomtor-31-8-bike-stem-35-degree-70mm-90mm-110mm store_origin: BR region: Brazil --- # Precise 35° angle for ergonomic fit Ultra-lightweight at 140g CNC machined 6061 T6 aluminum FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... **Brand:** fomtor **Price:** R$342 **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Elevate your ride, dominate every trail! ## Quick Answers - **What is this?** FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... by fomtor - **How much does it cost?** R$342 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/63904026-fomtor-31-8-bike-stem-35-degree-70mm-90mm-110mm) ## Best For - fomtor enthusiasts ## Why This Product - Trusted fomtor brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Light as Air:** Weighs only 140g, ensuring your bike stays agile and responsive on every trail. - • **Ergonomic 35° Angle:** Optimizes handlebar height and riding posture for enhanced control and comfort. - • **Versatile Compatibility:** Ideal for mountain bikes, road bikes, BMX, and more—upgrade your ride and join the elite cycling community. - • **Precision Engineered Strength:** Crafted from high-strength CNC machined 6061 T6 aluminum for durability without the bulk. - • **Perfect Fit for 31.8mm Handlebars:** Designed exclusively for 31.8mm diameter handlebars to guarantee a secure, wobble-free ride. ## Overview The FOMTOR 31.8 Bike Stem is a lightweight, durable handlebar riser made from CNC machined 6061 T6 aluminum. Featuring a precise 35° angle and available in 70mm, 90mm, and 110mm lengths, it fits exclusively 31.8mm handlebars and 28.6mm front fork stems. Perfect for mountain, road, BMX, and track bikes, it enhances riding posture and control while maintaining agility at just 140g. ## Description Buy Bike Stem 31.8mm 35 Degree 70mm FOMTOR Bicycle Handlebar Stem Riser Suitable for BMX MTB Road Bike Mountain Bike (31.8 x 70mm): Stems - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - !!! NOTE (very important) : This mountin bike mtb stem ONLY fit for 31.8mm handlebar! Other handlebar is NOT applicable！Handlebar diameter 31.8mm (1.25''), front fork stem diameter 28.6mm (1-1/8"), Length: 70mm (center distance of the two holes) - Angle: 35 degree. Help to up or down the heigth of handlebar. - Light weight and durable. Weight. Only 140g(0.3lb) , - Constructed of high-strength CNC machined 6061 T6 aluminum alloy. - Suitable for most road bike, mountain bikes, track bike, MTB, BMX, DH, etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07C2KDXB6 | | Best Sellers Rank | #55,146 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #36 in Bike Stems | | Brand Name | FOMTOR | | Color | 31.8 x 70mm | | Customer Reviews | 4.7 4.7 out of 5 stars (1,596) | | Included Components | No | | Item Dimensions | 2.76 x 1.25 x 0.1 inches | | Item Weight | 140 g | | Manufacturer | FOMTOR | | Manufacturer Part Number | FOMTOR | | Material Type | Aluminum | | Model Number | FOMTOR | ## Product Details - **Brand:** FOMTOR - **Color:** 31.8 x 70mm - **Item Weight:** 140 g - **Item dimensions L x W x H:** 2.76 x 1.25 x 0.1 inches - **Material:** Aluminum ## Images ![FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... - Image 1](https://m.media-amazon.com/images/I/414DjhTp3jL.jpg) ![FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... - Image 2](https://m.media-amazon.com/images/I/51HUwiWB7cL.jpg) ![FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... - Image 3](https://m.media-amazon.com/images/I/61A1Hrn5CpL.jpg) ![FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... - Image 4](https://m.media-amazon.com/images/I/51pT+gzJK-L.jpg) ![FOMTOR 31.8 Bike Stem 35 Degree 70mm 90mm 110mm Bicycle Handlebar Stem Riser for 1.25" Handlebar Mountain Bike Road Bike MTB BMX... - Image 5](https://m.media-amazon.com/images/I/61AnDLgwvaL.jpg) ## Available Options This product comes in different **Color** 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.com.br/products/63904026-fomtor-31-8-bike-stem-35-degree-70mm-90mm-110mm](https://www.desertcart.com.br/products/63904026-fomtor-31-8-bike-stem-35-degree-70mm-90mm-110mm) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-08-05*