--- product_id: 412320975 title: "Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost" brand: "tusita" price: "€ 57.73" currency: EUR in_stock: true reviews_count: 5 category: "Tusita" url: https://www.desertcart.sk/products/412320975-seat-post-quarter-turn-mount-compatible-with-garmin-varia-rtl510 store_origin: SK region: Slovakia --- # Tool-free install <60s Durable injection-molded polymer Fits 27.2/30.9/31.6mm bars Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost **Brand:** tusita **Price:** € 57.73 **Availability:** ✅ In Stock ## Summary > 🚴‍♀️ Lock, mount, and ride like a pro—your Varia’s new best friend! ## Quick Answers - **What is this?** Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost by tusita - **How much does it cost?** € 57.73 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/412320975-seat-post-quarter-turn-mount-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 - • **Upgrade Your Ride:** Better quality than OEM mounts—ride with confidence and style, never miss a beat. - • **Versatile Mounting:** Adjustable and rotatable design ensures perfect positioning tailored to your ride style. - • **Rock-Solid Security:** Advanced co-polymer build locks your Varia in place, no matter the terrain or speed. - • **Effortless Installation:** Tool-free, under 60 seconds setup means more ride time, less hassle. - • **Universal Compatibility:** Seamlessly fits Garmin Varia RTL510, RTL515, RVR315 & more for ultimate device synergy. ## Overview The TUSITA Seat Post Quarter Turn Mount is a robust, injection-molded co-polymer accessory designed for quick, tool-free installation on 27.2mm, 30.9mm, and 31.6mm bike bars. Compatible with Garmin Varia RTL510, RTL515, RVR315, and Variant Rearview Radars, it offers secure, adjustable, and rotatable mounting to keep your device perfectly positioned and protected on any terrain. ## Description Overview Designed to complement your devices, this mount is strong enough to keep your varia on your bicycle no matter the terrain. Highlights Lightweight, Strong, and Aerodynamic It very easy to install and disassemble from any Bicycle Handlebar Tech Specs MaterialPolycarbonate Whats in the Box 1 x TUSITA Seat Post Quarter Turn Mount. Review: Better than the original Garmin quarter turn mount. - Better quality than the original Garmin quarter turn mount. My Garmin mount broke mounting it the 1st time. Review: Does its job simply and superbly. - Works superbly with my Garmin radar on my seat post. Comes with useful shims and locks in securely while allowing for adjustment with a few turns of the screw. ## Features - 【Wide Compatibility】This mount Compatible with Garmin Varia Rearview Bike Radar, Varia RTL510, Varia RTL515, Varia RVR315. It is widely used in road bikes with 27.2mm, 30.9mm and 31.6mm bars, help to keep your varia on your bicycle no matter the terrain - 【More Versatile】Compatible with Variant Rearview Radar, Variant Smart Bike Lights - 【Durable Construction】Created from advanced injection moulded co-polymer. It is strong enough to keep your Varia on your bicycle no matter the terrain - 【Safe & Secure】We are confident that upgrading to a TUSITA Varia Mount will give you piece of mind knowing you’ve chosen the best way to securely lock and perfectly position your Varia on your bike so you can focus on your goals, whether that be having fun or going fast, or both - 【Quick & Easy to Install】Mount on your bicycles handlebars in under 60 seconds.Convenient tool-free installation makes it very easy to install and disassemble from any Bicycle Handlebar,only need to locate and lock nut ## Technical Specifications | Specification | Value | |---------------|-------| | Brand | TUSITA | | Colour | Black | | Compatible Devices | Garmin Varia RTL510, Garmin Varia RTL515, Garmin Varia RVR315 | | Compatible Phone Models | garmin varia rearview bike radar, varia rtl510, varia rtl515, varia rvr315, variant rearview radar | | Mounting Type | Handlebar | | Special Feature | Adjustable, Rotatable | ## Product Details - **Brand:** TUSITA - **Colour:** Black - **Compatible Devices:** Garmin Varia RTL510, Garmin Varia RTL515, Garmin Varia RVR315 - **Compatible Phone Models:** garmin varia rearview bike radar, varia rtl510, varia rtl515, varia rvr315, variant rearview radar - **Mounting Type:** Handlebar ## Images ![Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Image 1](https://m.media-amazon.com/images/I/61TatcoZmHS.jpg) ![Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Image 2](https://m.media-amazon.com/images/I/51SIJiptCQS.jpg) ![Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Image 3](https://m.media-amazon.com/images/I/61QvWXADdbS.jpg) ![Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Image 4](https://m.media-amazon.com/images/I/51V00A3EswS.jpg) ![Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Image 5](https://m.media-amazon.com/images/I/619ZFfpahTS.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Better than the original Garmin quarter turn mount. *by E***L on 29 October 2021* Better quality than the original Garmin quarter turn mount. My Garmin mount broke mounting it the 1st time. ### ⭐⭐⭐⭐⭐ Does its job simply and superbly. *by M***O on 3 March 2026* Works superbly with my Garmin radar on my seat post. Comes with useful shims and locks in securely while allowing for adjustment with a few turns of the screw. ### ⭐⭐⭐⭐⭐ Quality item *by M***S on 10 March 2025* Excellent to pair with the radar light. ## Frequently Bought Together - TUSITA Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost - Garmin 010-02376-00 Varia RTL515, Cycling Rearview Radar with Tail Light, Visual and Audible Alerts for Vehicles Up to 153 Yards Away - TUSITA Out Front Mount Compatible with Garmin Edge GPS Bike Computer, XOSS G/G+, iGPSPORT - Cycling Handlebar 25.4mm 31.8m --- ## 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.sk/products/412320975-seat-post-quarter-turn-mount-compatible-with-garmin-varia-rtl510](https://www.desertcart.sk/products/412320975-seat-post-quarter-turn-mount-compatible-with-garmin-varia-rtl510) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-08-02*