---
product_id: 363624775
title: "ROCKBROS Top Tube Bike 840D Nylon Waterproof Bag Bicycle Front Frame Bag"
brand: "rockbros"
price: "R1240"
currency: ZAR
in_stock: true
category: "Rockbros"
url: https://www.desertcart.co.za/products/363624775-rockbros-top-tube-bike-840d-nylon-waterproof-bag-bicycle-front
store_origin: ZA
region: South Africa
---

# 1.6L high-capacity storage 3-layer waterproof tech Abrasion-proof 840D nylon ROCKBROS Top Tube Bike 840D Nylon Waterproof Bag Bicycle Front Frame Bag

**Brand:** rockbros
**Price:** R1240
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Gear Up Smart, Ride Dry, and Own the Road!

## Quick Answers

- **What is this?** ROCKBROS Top Tube Bike 840D Nylon Waterproof Bag Bicycle Front Frame Bag by rockbros
- **How much does it cost?** R1240 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/363624775-rockbros-top-tube-bike-840d-nylon-waterproof-bag-bicycle-front)

## Best For

- rockbros enthusiasts

## Why This Product

- Trusted rockbros brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Pack More, Stress Less:** Generous 1.6L capacity fits your phone, tools, snacks, and more without bulk.
- • **Ride Dry, Ride Confident:** Triple-layer waterproofing keeps your essentials bone-dry no matter the weather.
- • **Snap-On, Snap-Off Convenience:** Tool-free quick installation with adjustable magic straps for hassle-free mounting.
- • **Built to Last, Designed to Fit:** Durable 840D nylon with fiberboard support resists wear and keeps shape ride after ride.
- • **Seamless Comfort on Every Spin:** Slim, ergonomic design prevents leg rub and enhances smooth cycling performance.

## Overview

The ROCKBROS Top Tube Bike Bag combines a rugged 840D nylon shell with triple-layer waterproofing and fiberboard supports to deliver a durable, shape-retaining storage solution. With a roomy 1.6L capacity and slim ergonomic design, it fits phones up to 6.8 inches and essential gear comfortably without interfering with your ride. Quick-install magic straps make mounting effortless, perfect for the active cyclist who demands both style and function.

## Description

desertcart.com: ROCKBROS Top Tube Bike 840D Nylon Waterproof Bag Bicycle Front Frame Bag | Phone Accessories Pouch with Fiberboard Supports for MTB Road City Bike Compatible with Phone Under 6.8” (New Straps) : Sports & Outdoors

## Features

- HIGH CAPACITY: 1.6L/1L capacity and extended design-size are big enough to store your wallet, energy gel, mobile phone, gloves, repair bike tool, power bank and so on
- EXTRAWATERPROOF: Three-layer waterproof material: 840D Nylon + Internal PP board +TPU material and sealed adhesive zipper, which ensure the water will not flow into the bag
- DURABLE & STEADY: The main material 840D nylon can be highly abrasion proof and durable. The sidewalls of the bag have fiberboard supports, so it is not easily deformed
- COMFORTABLE & CONVENIENT: The front bike bag has a long slim body. Proper space design makes you ride more smoothly and comfortable (It would not rubs against your legs while riding). And it's portable, you can take this bike pouch easily while leaving away from your bike
- EASY TO INSTALL: 3 magic straps make the bag firmer on the bike frame, and is designed for quick installation and release without any other tools. Note: You can cut the backstrap yourself. Before installation, check the diameter of the top tube and check the frame for screws or fasteners

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B099NBTYCN |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #17,653 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #11 in Bike Pack Accessories |
| Brand Name | ROCKBROS |
| Capacity | 1.6 liters |
| Closure Type | Zipper |
| Color | Grid Black(Waterproof Membrane Enhanced) |
| Compatible with Vehicle Type | Bicycle |
| Customer Reviews | 4.4 4.4 out of 5 stars (218) |
| Handle Type | Web Handle |
| Item Dimensions L x W x H | 9.25"L x 2.55"W x 4.13"H |
| Item Weight | 120 g |
| Manufacturer | ROCKBROS |
| Manufacturer Part Number | AS-019-2/US |
| Material Type | Polyester + TPU |
| Model Number | AS-019-2/US |
| Mounting Type | Frame Mount |
| Number of Compartments | 1 |
| Number of Items | 1 |
| Pattern | Solid |
| Pocket Description | Zipper |
| Shell Type | Hard |
| Size | 1.6L |
| Strap Type | Removable |
| Style Name | Minimalist Outdoor |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** ROCKBROS
- **Color:** Grid Black(Waterproof Membrane Enhanced)
- **Material:** Polyester + TPU
- **Size:** 1.6L
- **Vehicle Service Type:** Bicycle

## Images

![ROCKBROS Top Tube Bike 840D Nylon Waterproof Bag Bicycle Front Frame Bag - Image 1](https://m.media-amazon.com/images/I/81u0bnmof2L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Frequently Bought Together

- ROCKBROS Bike Top Tube Bag Bicycle Front Frame Bag Waterproof Bike Pouch Pack Bike Phone Bag Cycling Accessories Pouch for Mountain Road Bike Large Upgrade
- ROCKBROS Bike Frame Bag Waterproof Bike Triangle Bag Bicycle Under Top Tube Bag Corner Pouch Storage Bag for Cycling Accessories
- Lamicall Bike Phone Holder, Motorcycle Phone Mount - Motorcycle Handlebar Cell Phone Clamp, Scooter Phone Clip for iPhone 15 Pro Max/Plus, 14 Pro Max, S9, S10 and More 4.7" to 6.8" Smartphones

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**Shop now:** [https://www.desertcart.co.za/products/363624775-rockbros-top-tube-bike-840d-nylon-waterproof-bag-bicycle-front](https://www.desertcart.co.za/products/363624775-rockbros-top-tube-bike-840d-nylon-waterproof-bag-bicycle-front)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-01*