--- product_id: 351594956 title: "Bike Phone Mount,Mountain Bicycle Stem Cap Phone Holder,Fit All Stem Cap" brand: "sincetop" price: "$45.87" currency: USD in_stock: true category: "Sincetop" url: https://www.desertcart.us/products/351594956-bike-phone-mount-mountain-bicycle-stem-cap-phone-holder-fit store_origin: US region: United States of America --- # M6 screw compatibility Quick lock & release system Aluminum alloy durability Bike Phone Mount,Mountain Bicycle Stem Cap Phone Holder,Fit All Stem Cap **Brand:** sincetop **Price:** $45.87 **Availability:** ✅ In Stock ## Summary > 🚴‍♂️ Lock in your ride, unlock your freedom! ## Quick Answers - **What is this?** Bike Phone Mount,Mountain Bicycle Stem Cap Phone Holder,Fit All Stem Cap by sincetop - **How much does it cost?** $45.87 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/351594956-bike-phone-mount-mountain-bicycle-stem-cap-phone-holder-fit) ## Best For - sincetop enthusiasts ## Why This Product - Trusted sincetop brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Featherweight & Sleek:** At just 41.5g, it’s barely there but always there when you need it. - • **Rock-Solid Ride Stability:** Premium aluminum alloy base minimizes phone jitter on rough terrain. - • **Tailored Fit for M6 Screws:** Perfectly engineered for universal M6 stem caps—no wobble, no fuss. - • **Center-Stage Phone Placement:** Installed right on the stem for optimal viewing and minimal handlebar clutter. - • **Snap-On, Snap-Off Convenience:** One-handed quick lock & release keeps you connected without missing a beat. ## Overview The Universal Bike Phone Mount Series C (1st Gen) is a lightweight, durable aluminum stem cap holder designed for M6 screw bicycles. It features a quick connect system for fast one-handed phone attachment and release, ensuring secure, jitter-free phone stability on mountain and road bikes. With universal adapters and center stem installation, it offers perfect viewing angles for navigation and fitness apps while maintaining a compact, sleek profile. ## Description desertcart.com: sincetop Universal Bike Phone Mount, Aluminum Stem Cap Phone Holder for Mountain and Road Bicycles, Quick Connect Riding Clip Stand MTB Handlebar Clamp【Series C - 1st Gen】 : Cell Phones & Accessories ## Features - 【Durable and Secure】- The holder base is made from premium aluminum alloy, making it sturdy and durable. It effectively reduces phone jitter caused by uneven ground during riding. This bike phone holder built with an ultra-lock system that offers more security through additional locking of the case during extreme journeys. - 【Quick Lock & Release】- The bicycle phone mount is easy to install on the stem, allowing you to quickly attach/detach your phone in seconds with one hand. This ensures you won't miss calls or messages during cycling. - 【Special for bicycle M6 screws】: Whether your bicycle STEM cover is round or other shapes, this phone holder can support it perfectly.The height of the aluminum alloy cylinder of the support is 8.0mm, which can be applied to the M6 screw steps of various STEM covers to avoid the suspension of the cylinder bottom and the screw steps after the mount is installed. Note: this product is only suitable for bicycles (M6 screws), not motorcycles. Most motorcycle screws are M8, if your screw specification is M8, please choose our other M8 version/Model. - 【Universal Adapters】- Our phone bike mount comes with one universal adapter, the high-viscosity industrial grade 3M double-sided adhesive tape can be strongly pasted to most cell phone cases.You can now use your phone to navigate or your Bluetooth speaker to enjoy music. Please note that Silicone / Rubber / Soft touch coatings cases are not suitable for this adapter!!!!! - 【Center Installation】: Conveniently installed in the middle of the bicycle stem, keeping your phone in front of you while riding. Simple installation requires removing just one screw, ensuring minimal handlebar space usage for additional riding equipment. - 【Lightweight and Compact】:The small and mini stem mount as light as a feather, seamlessly integrates with your bike, making you completely unaware of its presence. The mount weighs only 41.5g (1.45 ounces). - 【Perfect Viewing】- The bike stem phone mount allows you to get the perfect viewing angle and easily adjust the cellphone to horizontal or vertical screen. It is a great solution for having Google Maps visible to navigate, using a fitness app, and playing music while you ride. - 【Product Features】: Easy press for quick installation. 90-degree rotation for fast detachment. Choose between landscape or portrait format as needed. Compact appearance, lightweight design - 【Rich accessory ecology and usage scenarios】The C (Circle) series mount has 1st-gen (two buckles) and 2nd-gen (four buckles) products, adapters, protective cases, silicone elastic binding adapters, and stopwatch adapters All are standardized designs and can be used in gen1/gen2 products. Rich usage scenarios: cycling mounts, car mounts, desktop mounts, running (armbands or wristbands), belt clips, wall mounts, etc., which can meet all aspects of your life. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B099ZWXXW8 | | Additional Features | Quick Mount 1st Gen - Connect Quickly System Series C [ Circle ] | | Best Sellers Rank | #8,245 in Cell Phones & Accessories ( See Top 100 in Cell Phones & Accessories ) #14 in Cell Phone Handlebar Mounts | | Brand | sincetop | | Color | 【1st Gen】Stem Cap Mount-Black | | Compatible Devices | Smartphones | | Compatible Phone Models | Universal 4.0''~6.7'' Cellphones，iPhone 15/15 Plus/15 Pro/15 Pro Max/14/14 Plus/14 Pro/14 Pro Max/13 Mini/13/13 Pro/13 Pro Max/12 Mini/12/12 Pro/12 Pro Max/11/11 Pro/11 Pro Max/X/Xs/Xs Max/XR/SE 2020/SE/6/7/8/6sPlus/7Plus/8Plus , Samsung Galaxy ,Pixel , LG,One Plus,Motorola; Edge , Note , Nexus , Huawei Mate Series/ P 50 Series / Xiaomi MI | | Compatible with Vehicle Type | Bicycle | | Customer Reviews | 4.2 4.2 out of 5 stars (150) | | Enclosure Material | Aluminum, Polycarbonate | | Included Components | Moutain bike phone mount * 1 + Adapter * 1+ Screw(M6) * 1 + Screwdriver * 1+ Instruction Manual * 1 | | Item Weight | 0.08 kg | | Manufacturer | CENSTECH | | Model Name | C059B | | Model Number | C059B | | Mounting Type | Handlebar Stem Cap | | Shape | Round | | Water Resistance Level | Water Resistant | | Weight Capacity Maximum | 42 g | ## Product Details - **Brand:** sincetop - **Color:** 【1st Gen】Stem Cap Mount-Black - **Compatible Devices:** Smartphones - **Mounting Type:** Handlebar Stem Cap ## Images ![Bike Phone Mount,Mountain Bicycle Stem Cap Phone Holder,Fit All Stem Cap - Image 1](https://m.media-amazon.com/images/I/61szVBrUZIL.jpg) ## Available Options This product comes in different **Color** options. ## Frequently Bought Together - sincetop Universal Bike Phone Mount, Aluminum Stem Cap Phone Holder for Mountain and Road Bicycles, Quick Connect Riding Clip Stand MTB Handlebar Clamp【Series C - 1st Gen】 - sincetop Phone Silicone Adapter - Quick Install, Secure Connection, Durable Design - Compatible with C-Series【1st or 2nd Generation】 All Mounts --- ## 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.us/products/351594956-bike-phone-mount-mountain-bicycle-stem-cap-phone-holder-fit](https://www.desertcart.us/products/351594956-bike-phone-mount-mountain-bicycle-stem-cap-phone-holder-fit) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-08-31*