--- product_id: 674869228 title: "TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview" brand: "tusita" price: "¥7899" currency: JPY in_stock: true reviews_count: 13 category: "Tusita" url: https://www.desertcart.jp/products/674869228-tusita-seat-rail-mount-kit-compatible-with-garmin-varia-rtl510 store_origin: JP region: Japan --- # Secure quarter-turn locking system Marine-grade aluminum build Compatible with Garmin Varia models TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview **Brand:** tusita **Price:** ¥7899 **Availability:** ✅ In Stock ## Summary > 🔧 Lock in your ride’s smartest upgrade — because your Garmin deserves the best mount! ## Quick Answers - **What is this?** TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview by tusita - **How much does it cost?** ¥7899 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/674869228-tusita-seat-rail-mount-kit-compatible-with-garmin-varia-rtl510) ## Best For - tusita enthusiasts ## Why This Product - Trusted tusita brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Security:** Innovative quarter-turn adapter and capture nut ensure your device stays locked in place, no matter the ride. - • **Rock-Solid Durability:** Crafted from marine-grade aluminum and advanced co-polymer for unmatched strength on any terrain. - • **Peace of Mind Guaranteed:** Backed by an 18-month warranty and water-resistant design, so you can focus on your ride, not your gear. - • **Lightweight & Low-Profile:** At just 0.07 kg, it adds minimal weight while maintaining a sleek, aerodynamic profile. - • **Seamless Garmin Integration:** Perfectly compatible with Garmin Varia RTL510, RTL515, RVR315, and RearVue 820 for effortless setup. ## Overview The TUSITA Seat Rail Mount Kit is a precision-engineered mounting solution compatible with Garmin Varia RTL510, RTL515, RVR315, and RearVue 820 devices. Constructed from marine-grade aluminum and high-strength composite materials, it offers a lightweight yet ultra-durable design. Featuring a secure quarter-turn locking mechanism and capture nut, this mount ensures your radar or tail light stays firmly in place across all terrains. Water-resistant and backed by an 18-month warranty, it’s the ultimate confidence booster for cyclists who demand reliability and style. ## Description Free delivery and returns on eligible orders. Buy TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview at desertcart UK. Review: Easy to fit - Easy to fit to saddle rails, with solid fix. Couldn’t do better than this.. Review: Very secure mount for Garmin Varia - Bought one to mount my Garmin Varia 515 and it works very well. Contrary to other reviews the bracket is very secure and solid, I think the issue of the end part which holds the Garmin has been addressed, it now has a capture nut located in the mount, see the picture. ## Features - 【Compatibility】This seat rail mount kit compatible with Garmin Varia RTL510 RTL515 RVR315, Varia RearVue 820 Tail Light. - 【Durable Construction】Made of marine-grade aluminum, advanced injection moulded co-polymer. It is strong enough to keep your Varia radar or tail light on your bicycle no matter the terrain - 【Confidence】While your Varia or similar radar system increases your awareness and personal security when you’re out on the road, our mount builds on the confidence providing a strong and secure mount for your Varia - 【Safe & Secure】We are confident that upgrading to a TUSITA seat rail mount kit will give you piece of mind knowing you’ve chosen the best way to securely lock and perfectly position your Varia radar or tail light on your bike so you can focus on your goals, whether that be having fun or going fast, or both ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DLB92MGN | | Best Sellers Rank | 35 in GPS Vehicle Mounts | | Brand | TUSITA | | Brand Name | TUSITA | | Colour | black | | Compatible Devices | Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 | | Compatible Phone Models | Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 | | Compatible devices | Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 | | Compatible phone models | Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 | | Compatible with Vehicle Type | Bicycle | | Country of Origin | China | | Customer Reviews | 4.3 out of 5 stars 388 Reviews | | Enclosure Material | High Strength Composite, Marine-Grade Aluminum | | Included Components | 1 x Seat rail clamp, 1 x Friction flange mount extender, 1 x Quarter-turn adapter, 4 x M5 bolts, 1 x Hex (allen) key | | Item Weight | 0.07 Kilograms | | Manufacturer | TUSITA | | Manufacturer Part Number | T00202A | | Model Name | T00202A | | Model Number | T00202A | | Mounting Type | Seat Mount | | Mounting type | Seat Mount | | Product Features | Lightweight | | Product Warranty | 18 Months Warranty | | Special feature | Lightweight | | Unit Count | 1.0 count | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** TUSITA - **Colour:** black - **Compatible devices:** Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 - **Compatible phone models:** Garmin RTL510,Garmin Varia RTL515,Garmin Varia RVR315,Garmin Varia RearVue 820 - **Mounting type:** Seat Mount ## Images ![TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Image 1](https://m.media-amazon.com/images/I/71RJIf2R9dL.jpg) ![TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Image 2](https://m.media-amazon.com/images/I/61FKclatSoL.jpg) ![TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Image 3](https://m.media-amazon.com/images/I/61bxb05hfML.jpg) ![TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Image 4](https://m.media-amazon.com/images/I/61qUfmgw6pL.jpg) ![TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Image 5](https://m.media-amazon.com/images/I/71zqaKrx1OL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Easy to fit *by R***N on 7 August 2026* Easy to fit to saddle rails, with solid fix. Couldn’t do better than this.. ### ⭐⭐⭐⭐⭐ Very secure mount for Garmin Varia *by R***O on 3 August 2026* Bought one to mount my Garmin Varia 515 and it works very well. Contrary to other reviews the bracket is very secure and solid, I think the issue of the end part which holds the Garmin has been addressed, it now has a capture nut located in the mount, see the picture. ### ⭐⭐⭐⭐⭐ Great Mount *by D***W on 24 July 2026* Excellent mount. Well engineered and fits perfectly. Holds Varia very securely. You can remove extension piece for a more tidy fit. ## Frequently Bought Together - TUSITA Seat Rail Mount Kit Compatible with Garmin Varia RTL510 RTL515 RVR315 Rearview - Garmin 010-02376-00 Varia RTL515, Cycling Rearview Radar with Tail Light, Visual and Audible Alerts for Vehicles Up to 153 Yards Away - TUSITA Silicone Case Compatible with Garmin Varia RTL510 RTL515 --- ## 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.jp/products/674869228-tusita-seat-rail-mount-kit-compatible-with-garmin-varia-rtl510](https://www.desertcart.jp/products/674869228-tusita-seat-rail-mount-kit-compatible-with-garmin-varia-rtl510) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-18*