Brompton Business Backpack – Expandable Commuter Bag with Carrier Block Bracket (A/C/G/P/T Line)

The smart commuter backpack that clicks straight onto your Brompton's front carrier block — and turns into a proper office backpack the moment you step off the bike. Designed for riders who go from saddle to desk without breaking stride.

Why you'll like it

• Mounts directly on the Brompton front carrier block — bracket included
• Expandable design – unzip the side to add 30% more volume when you need it
• Fits a 15.6" laptop, tablet, notebook, camera and daily essentials
• Built-in USB charging port – connect your power bank inside, charge your phone outside
• Waterproof scratch-resistant fabric – wipes clean and keeps its shape
• Padded suspension straps for comfortable carrying off the bike
• Available in 2 colours – Black and Grey

Important – compatibility

• ✅ Compatible with all Brompton lines: A Line, C Line, G Line, P Line, T Line
• ✅ Bag bracket is included – clicks onto your Brompton front carrier block
• ⚠️ Brompton front carrier block is not included – required on your bike to mount the bag
• ✅ Quick install: align the bracket on the carrier block and push down until it clicks
• ✅ Quick release: pull the seat buckle and lift off

Specs

• Compatibility: Brompton A/C/G/P/T Line
• Material: Waterproof nylon
• Laptop compartment: up to 15.6"
• Expandable: +30% volume via side zipper
• USB charging port: yes (power bank not included)
• Mounting: bag bracket included (front carrier block not included)
• Dimensions: 35 × 25 × 45 cm (L × W × H)
• Weight: 1.60 kg
• Colours: Black, Grey

✅ 2+ years warranty on all products
✅ 100% money-back guarantee — no questions asked
✅ FREE Shipping Worldwide