--- product_id: 641856358 title: "HSU Curved Extension Arm for GoPro Insta 360 Osmo Action Cameras(7.6cm)" brand: "hsu" price: "Β₯4117" currency: JPY in_stock: true reviews_count: 13 category: "Hsu" url: https://www.desertcart.jp/products/641856358-hsu-curved-extension-arm-for-gopro-insta-360-osmo-action store_origin: JP region: Japan --- # Lightweight 17g aluminium alloy Universal 1/4"-20 screw hole 7.6cm precision curved arm HSU Curved Extension Arm for GoPro Insta 360 Osmo Action Cameras(7.6cm) **Brand:** hsu **Price:** Β₯4117 **Availability:** βœ… In Stock ## Summary > πŸŽ₯ Elevate your action cam game with precision and style! ## Quick Answers - **What is this?** HSU Curved Extension Arm for GoPro Insta 360 Osmo Action Cameras(7.6cm) by hsu - **How much does it cost?** Β₯4117 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/641856358-hsu-curved-extension-arm-for-gopro-insta-360-osmo-action) ## Best For - hsu enthusiasts ## Why This Product - Trusted hsu brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Expandable Setup:** Side 1/4"-20 screw hole lets you add mini magic arms & accessories on the fly - β€’ **Pro-Grade Stability:** Tighten with allen bolts to lock your gear in placeβ€”no slips, no shakes - β€’ **Ultimate Compatibility:** Works effortlessly with GoPro Hero 3-13, Insta360 ACE Pro 2, Osmo Action & more - β€’ **Rugged Yet Featherlight:** Premium rustproof aluminium alloy weighing just 17 grams for stable, durable use - β€’ **Seamless Curved Mounting:** Perfectly engineered 7.6cm arc for flawless helmet & bike surface fit ## Overview The HSU Curved Extension Arm is a 7.6cm aluminium alloy mount designed for curved surfaces like helmets and bike angles. Compatible with a wide range of action cameras including GoPro Hero 3 through 13, Insta360 ACE Pro 2, and Osmo Action models, it features a universal 1/4"-20 screw hole for accessory expansion. Lightweight (17g), rustproof, and rugged, it ensures stable, secure mounting for professional-grade outdoor filming. ## Description Free delivery and returns on eligible orders. Buy HSU Curved Extension Arm for GoPro Insta 360 Osmo Action Cameras(7.6cm) | Aluminium Alloy Arced Camera Extension Mount with 1/4 Screw Hole in the Side, Bike Motorcycle Accessories for Outdoor Sports at desertcart UK. Review: Sturdy mount for an Insta360 x4 - Perfect, I needed a decent mount for my Insta360 x4 to avoid my Wahoo Ace as it's vey big, and I placed this mount underneath and placed it on a gopro/action type mount to bring it up and forward, very pleased with the result. Review: Mount front light on quad lock - This was perfect for attaching a front light to my quad lock mount with its additional camera mount. The curve allows me to direct the light in front of the bike whilst clearing the bar bag. Also the allen key tightened bolts can be set tight enough to stop it all slipping down. ## Features - Special Design: The Curved Arm Mount is designed for curved surface montage for action cams such as motoblogging helmets, chin mounts, and bike angle settings. - Wide Compatibility: The action camera extension attachment is compatible with Hero 13/12/11/10/9/8/7/6/5/4/3, GoPro Mission 1/1 Pro, Insta 360 ACE Pro 2, Osmo Action 6/5 Pro/4/3, and most action cameras - High Quality: The curved extension arm is made of high-quality aluminium alloy, rustproof, rugged and durable, lightweight and stable. - Extension Hole: The curved extension mount has a standard 1/4"-20 screw hole on the side, and can be installed with expansion accessories like mini magic arm. - Package Content:1 Pcs 7.6CM Curved Extension Arm. Note does not include any thumbscrews. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D2RCHVDZ | | Best Sellers Rank | 262 in Action Camera Mounts | | Brand | HSU | | Brand Name | HSU | | Colour | Black | | Compatible Devices | Cameras | | Compatible Phone Models | Hero 13/12/11/10/9/8/7/6/5/4/3 | | Compatible devices | Cameras | | Compatible phone models | Hero 13/12/11/10/9/8/7/6/5/4/3 | | Compatible with Vehicle Type | Motorcycle, Bike | | Country of Origin | China | | Customer Reviews | 4.6 out of 5 stars 119 Reviews | | Enclosure Material | Aluminium | | Included Components | 1 x 7.6CM Curved Extension Arm | | Item Weight | 17 Grams | | Manufacturer | HSUTECH | | Manufacturer Part Number | 3f2fada3-54f0-4c1c-9395-49d6c6d53770 | | Model Name | 3f2fada3-54f0-4c1c-9395-49d6c6d53770 | | Model Number | 3f2fada3-54f0-4c1c-9395-49d6c6d53770 | | Mounting Type | GoPro Mount | | Mounting type | GoPro Mount | | Product Features | Lightweight | | Product Warranty | 12M | | Shape | bow | | Special feature | Lightweight | | Water Resistance Level | Waterproof | ## Images ![HSU Curved Extension Arm for GoPro Insta 360 Osmo Action Cameras(7.6cm) - Image 1](https://m.media-amazon.com/images/I/61sLS-W9NZL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Sturdy mount for an Insta360 x4 *by T***L on 30 June 2026* Perfect, I needed a decent mount for my Insta360 x4 to avoid my Wahoo Ace as it's vey big, and I placed this mount underneath and placed it on a gopro/action type mount to bring it up and forward, very pleased with the result. ### ⭐⭐⭐⭐⭐ Mount front light on quad lock *by S***E on 30 March 2026* This was perfect for attaching a front light to my quad lock mount with its additional camera mount. The curve allows me to direct the light in front of the bike whilst clearing the bar bag. Also the allen key tightened bolts can be set tight enough to stop it all slipping down. ### ⭐⭐⭐⭐ Excellent quality *by W***. on 24 April 2026* Excellent quality only small issue is the screws are great connecting to the alloy arm but too short into plastic mounts --- ## 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.jp/products/641856358-hsu-curved-extension-arm-for-gopro-insta-360-osmo-action](https://www.desertcart.jp/products/641856358-hsu-curved-extension-arm-for-gopro-insta-360-osmo-action) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-08-19*