Secure mounting for a smooth ride. Brompton bags are expertly engineered to sit securely on the front of your bike with one quick click. The unique mounting system places the weight on your frame instead of the handlebars. So, when carrying loads, your ride remains brilliantly stable. The Brompton workhorse gets a makeover. Our best selling large rolltop bag updated in a new durable recycled nylon material. Retaining the same functional elegance of its predecessors, it features a large main compartment with padded laptop sleeve, five large external pockets for stashing all your essential items that you prefer to have close at hand, and our extra load strap system that allows you to secure outsize items to the bag on those occasions when the need arises. Specification Weight -From 1.5 kg Q Part - Q104135 (Navy), Q104136 (Olive), Q104137 (Plum) Compatibility - All Non Electric Brompton Bikes? - With front carrier block Water Resistant - Durable Straps - Detachable shoulder strap...