--- product_id: 39229007 title: "Bike Stem Riser 28.6mm Handlebar Extender Adjustable Height" brand: "triwonder" price: "β‚ͺ58" currency: ILS in_stock: true category: "Triwonder" url: https://www.desertcart.co.il/products/39229007-bike-stem-riser-28-6mm-handlebar-extender-adjustable-height store_origin: IL region: Israel --- # Adjustable rise up to 73mm Stable dual-bolt clamping Strong & lightweight 6061 aluminum Bike Stem Riser 28.6mm Handlebar Extender Adjustable Height **Brand:** triwonder **Price:** β‚ͺ58 **Availability:** βœ… In Stock ## Summary > πŸš΄β€β™‚οΈ Elevate your ride, elevate your status. ## Quick Answers - **What is this?** Bike Stem Riser 28.6mm Handlebar Extender Adjustable Height by triwonder - **How much does it cost?** β‚ͺ58 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/39229007-bike-stem-riser-28-6mm-handlebar-extender-adjustable-height) ## Best For - triwonder enthusiasts ## Why This Product - Trusted triwonder brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Rock-Solid Stability:** Dual stainless steel bolts ensure your handlebar stays locked in place, eliminating wobble on every ride. - β€’ **Effortless Installation:** Quick setup with included spacers, top cap, and boltβ€”get back on the road faster and smoother. - β€’ **Universal Compatibility:** Fits 28.6mm threadless steerer tubesβ€”ideal for mountain, road, hybrid, and commuter bikes. - β€’ **Customize Your Ride Height:** Fine-tune your handlebar position with up to 73mm adjustable rise for ultimate comfort and control. - β€’ **Premium 6061 Aluminum Build:** Experience the perfect blend of durability and featherlight performance at just 180g. ## Overview The TRIWONDER Bike Stem Riser is a precision-engineered handlebar extender crafted from lightweight 6061 aluminum, offering up to 73mm adjustable rise for a more ergonomic riding posture. Featuring dual-bolt clamping for enhanced stability and compatibility with 28.6mm threadless steerer tubes, it’s the perfect upgrade for cyclists seeking comfort, control, and style across MTB, road, and commuter bikes. ## Description desertcart.com : TRIWONDER Bike Stem Riser 28.6mm Handlebar Extender Adjustable 73mm Rise | 6061 aluminum stem extender with 4 spacers for 28.6mm steerer tubes, compatible with MTB, BMX, road and city bikes : Sports & Outdoors ## Features - Adjustable Rise up to 73mm: Raise your handlebar up to 73mm for a more upright and comfortable riding position. 3 x 10mm and 1 x 5mm spacers let you fine-tune the height, making it easier to find the setup that suits your riding style - Strong and Lightweight 6061 Aluminum: Made from durable 6061 aluminum alloy for a solid balance of strength and lightweight performance. Weighing only 180g, the bike stem riser provides dependable support without adding unnecessary bulk to your bike - Stable Dual-Bolt Clamping: Two stainless steel hex bolts create a firm connection around the steerer tube to help reduce unwanted movement during riding. The dual-bolt structure keeps the handlebar riser securely clamped for a stable connection - Fits 28.6mm Threadless Steerer Tubes: Designed for 28.6mm (1-1/8 inch) threadless steerer tubes, this handlebar extender is compatible with many mountain bikes, road bikes, hybrid bikes, and commuter bikes. Please check your steerer tube diameter before purchase - Easy Installation: Simply connect the bike stem extender to the original steerer tube, select the spacer combination for your preferred height, reinstall the stem, and tighten securely. The set includes the stem riser, four spacers, a top cap, and a long threaded bolt ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01N24G2WH | | Best Sellers Rank | #56,201 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #30 in Bike Stems | | Brand Name | TRIWONDER | | Color | 01 Black | | Customer Reviews | 4.6 4.6 out of 5 stars (5,693) | | Date First Available | January 20, 2017 | | Included Components | Stem | | Item Package Dimensions L x W x H | 5.51 x 3.03 x 1.54 inches | | Item Weight | 0.18 kg | | Manufacturer | TRIWONDER | | Material | Aluminium | | Model Name | Bike Stem Riser | | Number of Items | 1 | | Package Weight | 0.18 kg | | Part Number | OS0902 | | Size | 123mm | | Skill Level | Professional | | Sport Type | Cycling | | Suggested Users | boys | | Warranty Description | 18 Months Warranty | ## Images ![Bike Stem Riser 28.6mm Handlebar Extender Adjustable Height - Image 1](https://m.media-amazon.com/images/I/519VelJzNtL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Will this fit a gt aggressor pro?** A: This will fit any standard bicycle fork.The height you adjust best for you **Q: Anyone add this to a trek ebike? specifically an allant?** A: I put it on my Trek Marlin 5 and it works great. It is pretty universal so I suspect it would fit the Trek e-bike. Be aware however that it voids and "warrantee" that you have with Trek. Not a huge deal with my Marlin 5 but with the e-bike it could be significant. **Q: Will this extender fit a 27.5" Villotti /Genesis by Kent?** A: If your bike has a 1 1/8” non threaded steer tube then it will fit. I would recommend having a local bike shop install it, in case any adjustments are needed. **Q: Will you sell me the long cap screw? I cut mine too short. I’m** A: no i am using mine look to a hardware store ## Frequently Bought Together - TRIWONDER Bike Stem Riser Handlebar Extender Bicycle Fork Stem for MTB BMX Mountain Bike Aluminium Alloy Head Up Adapter - TRIWONDER Bike Stem 25.4 31.8 Adjustable 60 Degree 90mm 110mm 130mm Bike Handlebar Extender Stem Riser Bicycle Handle Bar Extensions for Mountain Bike, Road Bike, MTB, BMX, Cycling - Comfortable Seat Cushion for Men Women with Dual Shock Absorbing Ball Memory Foam Waterproof Wide Bicycle Saddle Fit for Road Bikes --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.il/products/39229007-bike-stem-riser-28-6mm-handlebar-extender-adjustable-height](https://www.desertcart.co.il/products/39229007-bike-stem-riser-28-6mm-handlebar-extender-adjustable-height) --- *Product available on Desertcart Israel* *Store origin: IL* *Last updated: 2026-11-11*