---
product_id: 229322391
title: "ROCKBROS Bike Trunk Bag 17L-45L Rear Rack Bags for Bicycles Waterproof"
brand: "rockbros"
price: "179558CFA"
currency: XOF
in_stock: true
category: "Rockbros"
url: https://www.desertcart.sn/products/229322391-rockbros-bike-trunk-bag-17l-45l-rear-rack-bags-bicycles
store_origin: SN
region: Senegal
---

# 45L expandable capacity secure adjustable straps waterproof with rain cover ROCKBROS Bike Trunk Bag 17L-45L Rear Rack Bags for Bicycles Waterproof

**Brand:** rockbros
**Price:** 179558CFA
**Availability:** ✅ In Stock

## Summary

> 🚴‍♂️ Elevate your ride with the ultimate all-in-one bike trunk bag!

## Quick Answers

- **What is this?** ROCKBROS Bike Trunk Bag 17L-45L Rear Rack Bags for Bicycles Waterproof by rockbros
- **How much does it cost?** 179558CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/229322391-rockbros-bike-trunk-bag-17l-45l-rear-rack-bags-bicycles)

## 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

- • **Built to Last:** Durable polyester fabric with smooth zippers and reinforced stitching for daily commuting and adventure-ready reliability.
- • **Secure Fit, No Slip:** Crisscross and straight straps lock the bag firmly to any bike rack—perfect for mountain, road, or e-bikes.
- • **Safety Meets Function:** Integrated taillight mount, reflective strips, and an external water bottle pocket keep you visible and hydrated on every ride.
- • **Versatile Carry Options:** Switch effortlessly between bike-mounted and shoulder carry with included straps for on-the-go convenience.
- • **Roomy 45L Expandable Storage:** Carry everything from tools to shoes with adjustable dividers for ultimate organization.

## Overview

The ROCKBROS Bike Trunk Bag offers a versatile 17L to 45L expandable capacity with adjustable dividers, crafted from durable waterproof polyester. Designed for secure rack mounting on all bike types, it features reflective safety elements, a taillight mount, and an external water bottle pocket. Lightweight yet rugged, it’s perfect for commuters and adventure seekers who demand style, function, and reliability.

## Description

desertcart.com : ROCKBROS Bike Trunk Bag 17L-45L Bike Rear Rack Bag with Rain Cover | Expandable Max 45L Large Capacity,Compatible with Taillights & Water Bottle Holder,Night Reflective Design Bike Rack Bag : Sports & Outdoors

## Features

- Max 45L Large Capacity: ROCKRBOS trunk bag has roomy cushioned interior can hold a lot of stuff, such as bike tools, shoes and extra clothing. Adjustable dividers making it conceivable to carry large cameras. 16L-45L capacity, many options for expansion.
- Versatile & Portable: Expandable double side bike panniers are hided by zippers and available when needed. You can unzip the expansion and fit clothes and shoes in the trunk bag. There are also shoulder and hand straps for carrying the rockbros bike bag with you.
- Sturdy Construction & Durbale: Well made and compact, strong material, good stitching and zippers function smoothly. Hold plenty for daily commuting and a day trip, handy for shopping at the store.
- Easy To Install & Stay In Place: Go straight across or crisscross the solid straps make the bike trunk to fix your bike rack firmly. Suitable trunk bag for mountain bikes, road bikes, leisure bikes, ebikes, etc.
- Compatible with Taillights & Water Bottle Holder: A spot in the rear bike rack bag to attach an tail light and high visibility stripes on the side, increase safety at night. Outside water bottle pocket with a cord to tighten which is helpful over rough roads. Come with a bright and reflective rain cover to throw over the whole bike bag.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08GKB2NJ8 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #45,368 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #48 in Bike Panniers & Rack Trunks |
| Brand Name | ROCKBROS |
| Capacity | 45 liters |
| Closure Type | Zipper |
| Color | Black Grey |
| Compatible with Vehicle Type | Bicycle |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,653) |
| Handle Type | Shoulder Strap |
| Item Dimensions L x W x H | 12.99"L x 9.45"W x 8.66"H |
| Item Weight | 893 g |
| Manufacturer | ROCK BROS |
| Manufacturer Part Number | A6-03BK-6/US |
| Material Type | 100% Polyester |
| Model Number | A6-03BK-6/US |
| Mounting Type | Rack Mount |
| Number of Compartments | 2 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Pattern | Solid |
| Pocket Description | Cargo Pocket |
| Shell Type | Soft |
| Size | 17-45L |
| Strap Type | Adjustable |
| Style Name | Travel |
| UPC | 791966419127 |
| Unit Count | 1 Count |
| Wheel Type | Universal |

## Product Details

- **Brand:** ROCKBROS
- **Color:** Black Grey
- **Material:** 100% Polyester
- **Size:** 17-45L
- **Vehicle Service Type:** Bicycle

## Images

![ROCKBROS Bike Trunk Bag 17L-45L Rear Rack Bags for Bicycles Waterproof - Image 1](https://m.media-amazon.com/images/I/81MVlbWgcRL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.sn/products/229322391-rockbros-bike-trunk-bag-17l-45l-rear-rack-bags-bicycles](https://www.desertcart.sn/products/229322391-rockbros-bike-trunk-bag-17l-45l-rear-rack-bags-bicycles)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-08-26*