--- product_id: 525703931 title: "BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm" brand: "brcovan" price: "NT$2239" currency: TWD in_stock: true category: "Brcovan" url: https://www.desertcart.tw/products/525703931-brcovan-r27-a-metal-motorcycle-fork-stem-mount-base-1 store_origin: TW region: Taiwan --- # Fits stem holes 12-25.4mm - versatile fit 6061-T6 aluminum alloy base - ultra durable Includes 2 metal spacers + wrench - easy install BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm **Brand:** brcovan **Price:** NT$2239 **Availability:** ✅ In Stock ## Summary > 🏍️ Ride Ready, Mount Steady – The Ultimate Fork Stem Base Upgrade! ## Quick Answers - **What is this?** BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm by brcovan - **How much does it cost?** NT$2239 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/525703931-brcovan-r27-a-metal-motorcycle-fork-stem-mount-base-1) ## Best For - brcovan enthusiasts ## Why This Product - Trusted brcovan brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Engineered for Stability:** Supports minimum tube depth of 38mm ensuring rock-solid mounting even on the roughest rides. - • **Tool-Included Installation:** Comes with a special wrench and spacers to make setup quick, precise, and hassle-free. - • **Rugged Aluminum Alloy Build:** Crafted from premium 6061-T6 aluminum for unbeatable strength without the bulk. - • **Precision Fit for Every Ride:** Adjustable spacers cover 12mm to 25.4mm stem diameters for a flawless, secure mount every time. - • **Seamless RAM Mount Compatibility:** Integrated 1'' TPU ball perfectly pairs with RAM Mounts B size double socket arms for ultimate modularity. ## Overview The BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base is a precision-engineered mounting solution featuring a durable 6061-T6 aluminum alloy base and stainless steel spacers. Designed to fit stem holes from 12mm to 25.4mm, it includes two spacer sizes and a special wrench for easy installation. Its 1'' TPU ball ensures seamless compatibility with RAM Mounts B size double socket arms, delivering a secure, vibration-resistant connection ideal for professional riders seeking modularity and reliability. ## Description BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm : desertcart.co.uk: Automotive ## Features - The ball base designed to fit into the cylindrical or hexagonal bore wall of motorcycle fork stems. Suitable for stem tube holes 12mm to 25.4mm in diameter. - Package comes with two sizes of metal spacers. Small size spacer fit for tube 12mm to 18.5mm in diameter, Large size spacer fit for tube 18.5mm to 25.4mm in diameter. You can choose one size of the spacers according to the tube diameter for installation. It is not supported to use two spacers of different size at the same time. - The metal motorcycle fork stem base included B size 1" TPU ball allows for connection to RAM MOUNTS & BRCOVAN any B size double socket arm. - PRE-INSTALL CHECK: Measure tube diameter, select and fit the correct spacer before installing the ball base. Support minimum tube depth 38mm. - International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B88MNK14 | | Best Sellers Rank | 271,186 in Automotive ( See Top 100 in Automotive ) 229 in Car Ball Joints | | Brand | BRCOVAN | | Colour | Black | | Customer Reviews | 4.7 4.7 out of 5 stars (412) | | Finish | Black | | Included Components | (1) Motorcycle Fork Stem Base With 1'' Ball, (2) Spacers, (1) Special Wrench | | Item Depth | 38mm | | Item Weight | 0.13 Kilograms | | Manufacturer | BRCOVAN | | Material | 6061-T6 aluminum alloy round base, stainless steel spacer, TPU over-molding ball head | | Model Number | R27-A | | Mounting Type | Fork Stem Mount | | Part Number | Hengulus | | Unit Count | 1.0 count | ## Product Details - **Brand:** BRCOVAN - **Colour:** Black - **Finish type:** Black - **Item weight:** 0.13 Kilograms - **Material:** 6061-T6 aluminum alloy round base, stainless steel spacer, TPU over-molding ball head ## Images ![BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - Image 1](https://m.media-amazon.com/images/I/61sj9WdK78L.jpg) ![BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - Image 2](https://m.media-amazon.com/images/I/31vccV0dsaL.jpg) ![BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - Image 3](https://m.media-amazon.com/images/I/51tWjlESXIL.jpg) ![BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - Image 4](https://m.media-amazon.com/images/I/41g1D28WG5L.jpg) ![BRCOVAN R27-A Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - Image 5](https://m.media-amazon.com/images/I/41Y+iqCH+6L.jpg) ## Frequently Bought Together - BRCOVAN Metal Motorcycle Fork Stem Mount Base with 1'' TPU Ball for Stem Holes 12mm to 25.4mm in Diameter, Compatible with RAM Mounts B Size 1 Inch Ball Double Socket Arm - RAM Mounts RAP-B-201U-A Composite Double Socket Arm - Short Arm Compatible with B Size 1" Ball Components - RAM Mounts Quick-Grip XL Phone Holder with Ball RAM-HOL-PD4-238AU with B Size 1" Ball --- ## 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.tw/products/525703931-brcovan-r27-a-metal-motorcycle-fork-stem-mount-base-1](https://www.desertcart.tw/products/525703931-brcovan-r27-a-metal-motorcycle-fork-stem-mount-base-1) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-09-19*