Description
Brompton Borough Waterproof Roll Top Rack Bag (Q103614)
The Brompton Borough Waterproof Roll Top Rack Bag adds practical weather-protected storage over the rear rack for commuting, touring and longer journeys.
Its roll-top format is designed for riders who need dependable additional capacity without occupying the front luggage mount.
Why choose this Brompton bag
- Waterproof construction for wet-weather riding
- Roll-top closure helps protect contents
- Designed for compatible Brompton rear racks
- Useful extra capacity for commuting or touring
- Official Brompton luggage
Specifications
| Capacity | 10 litres after three rolls |
|---|---|
| Weight | From 1.1 kg |
| Dimensions | 36 × 34 × 13 cm |
| Colour | Black |
| Outer material | TPU-coated nylon with RF-welded waterproof construction |
| Lining | 100% nylon |
| Mounting | Compatible Brompton rear rack; quick-release buckle and Velcro seatpost attachment |
| Compatibility | G Line, C Line, P Line and T Line bicycles with a compatible 4/12-speed roller frame |
| Closure | Zipped main compartment with roll-top closure |
| Carry system | Detachable shoulder strap and grab handle |
| Protection | Padded base and side panels |
| Weather protection | Waterproof and water resistant |
| Additional details | Reflective detail |
Compatibility and mounting
Designed for compatible non-electric Brompton bicycles using the standard Front Carrier Block system. A Front Carrier Block is required and may be sold separately. Brompton Electric models use a different luggage mounting system.
Complete your setup
Browse the full Brompton bags and luggage collection. If your bicycle does not already have the mounting hardware, choose a Brompton Front Carrier Block.
Frequently asked questions
Will this bag affect steering?
Brompton front luggage mounts to the carrier-block system rather than hanging from the handlebar, helping keep the load stable while steering.
Is it suitable for Singapore weather?
Yes. Its waterproof construction and roll-top closure are designed to protect contents in rain; close the roll top correctly and avoid prolonged submersion.
How do I confirm compatibility?
Send us a photo of your bicycle and carrier block before ordering if you are unsure.
Buy from 808 Cycles Singapore
808 Cycles Pte. Ltd. is a Brompton Authorised Dealer. WhatsApp 9820 8642 for stock, compatibility or collection enquiries.











