--- product_id: 604736229 title: "Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility" brand: "tusita" price: "$33.47" currency: USD in_stock: true category: "Tusita" url: https://www.desertcart.us/products/604736229-bike-seat-post-mount-compatible-with-garmin-varia-rtl510-rtl515 store_origin: US region: United States of America --- # Fits 25.4-35mm seat posts Secure, durable mount Compatible with Garmin Varia radar Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility **Brand:** tusita **Price:** $33.47 **Availability:** ✅ In Stock ## Summary > 🚴‍♀️ Lock in safety, ride with confidence! ## Quick Answers - **What is this?** Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility by tusita - **How much does it cost?** $33.47 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/604736229-bike-seat-post-mount-compatible-with-garmin-varia-rtl510-rtl515) ## 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 - • **Rock-Solid Security:** Crafted from advanced injection-molded co-polymer, this mount guarantees a firm hold on your radar or tail light, so you never lose sight of safety on the road. - • **Sleek, Minimalist Design:** Matte black finish blends effortlessly with your bike’s aesthetics, giving you a professional, streamlined look that says you mean business. - • **Boost Your Road Confidence:** Enhance your situational awareness with a mount designed to keep your Garmin Varia radar stable, letting you focus on speed and fun without compromise. - • **Universal Fit for Every Ride:** Seamlessly adapts to round, D-shaped, and aero seat posts from 25.4mm to 35mm diameter, ensuring your Garmin Varia stays perfectly positioned no matter your bike style. - • **Effortless Installation & Peace of Mind:** Quick to install and engineered for durability, this mount is your go-to upgrade for secure, worry-free rides every time. ## Overview The TUSITA Bike Seat Post Mount is a precision-engineered accessory compatible with Garmin Varia RTL510, RTL515, RVR315, and RearVue 820 radar and tail lights. Designed to fit round, D-shaped, and aero seat posts between 25.4mm and 35mm, it features durable injection-molded co-polymer construction for a secure, vibration-resistant hold. Lightweight and sleek, this mount enhances rider safety and confidence by ensuring your radar stays perfectly positioned on any terrain. ## Description Shop TUSITA Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility. Free delivery and returns on eligible orders. ## Features - 【Special Compatibility】This seat post mount compatible with Garmin Varia Rearview Radar, Varia RTL510 RTL515 RVR315, Varia RearVue 820 Tail Light. - 【Adaptable】Our Garmin Varia mount quickly and easily adapts with Compatible with round seat posts from 25.4 mm to 35.0 mm in diameter; aero and D-shaped seat post, help 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 - 【Durable Construction】Created from advanced injection moulded co-polymer. It is strong enough to keep your Varia radar or tail light on your bicycle no matter the terrain - 【Safe & Secure】We are confident that upgrading to a TUSITA Varia seat post Mount 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 | B0CSFC49HV | | Best Sellers Rank | 30 in GPS Vehicle Mounts | | Brand | TUSITA | | Colour | Black | | Country of Origin | China | | Customer Reviews | 4.4 4.4 out of 5 stars (429) | | Finish | Black | | Included Components | Garmin Varia Rearview Radar,Garmin Varia RTL510,Garmin Varia RTL515,Garmin Varia RVR315 | | Item Depth | 3 inches | | Item Dimensions | 7.6 x 7.6 x 7.6 centimetres | | Item Weight | 0.09 Kilograms | | Manufacturer | TUSITA | | Material | High strength composite, rubber | | Model Number | T00194 | | Mounting Type | Seat Post Mount | | Part Number | T00194 | ## Product Details - **Brand:** TUSITA - **Colour:** Black - **Item dimensions L x W x H:** 7.6 x 7.6 x 7.6 centimetres - **Item weight:** 0.09 Kilograms - **Material:** High strength composite, rubber ## Images ![Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, RearVue 820, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility - Image 1](https://m.media-amazon.com/images/I/614-w9FC-oL.jpg) ## Frequently Bought Together - TUSITA Bike Seat Post Mount Compatible with Garmin Varia RTL510 RTL515 RVR315, Rearview Radar - Round,D Shaped,Aero Seat Post Compatibility - Garmin 010-02376-00 Varia RTL515, Cycling Rearview Radar with Tail Light, Visual and Audible Alerts for Vehicles Up to 153 Yards Away - TUSITA Seat Post Quarter Turn Mount Compatible with Garmin Varia RTL510 RTL515 RVR315 Rearview - Fit 27.2mm 30.9mm 31.6mm Bars Seatpost --- ## 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/604736229-bike-seat-post-mount-compatible-with-garmin-varia-rtl510-rtl515](https://www.desertcart.us/products/604736229-bike-seat-post-mount-compatible-with-garmin-varia-rtl510-rtl515) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-07-09*