Replacement buckles for Brompton luggage items are not available from the Brompton factory or from Brompton dealers. They can instead be sourced from one of two companies:

Radical Design Ltd for the following bags: B Bag; C Bag; S Bag; T Bag and Rack Sack. 

Ortlieb Ltd for the following bags: O Bag and Mini O Bag. 

 

The different luggage items have some different buckles, as follows: 

 

B Bag

The shoulder strap has two buckles. Each is made from a ‘Stealth Warrior 50mm male antibreak’ piece and a ‘Stealth Warrior 50mm female dual-adjust’ piece.

The strap across the zip has one buckle comprising a ‘Stealth 25mm male’ piece and a ‘Stealth 25mm female’ piece.

 

C Bag 

Two buckles on the adjustable straps secure the closure of the flap.  Each is made up from a ‘Stealth 25mm male’ piece and a ‘Stealth 25mm female’ piece.

 

S Bag

Two buckles on adjustable straps secure the closure of the flap.  Each is made up from a ‘Stealth 25mm male’ piece and a ‘Stealth 25mm female’ piece.

 

T Bag

Two buckles at the sides of the roll-top and one buckle at the centre of the bag. All three are made up from a ‘Stealth 25mm male’ piece and a ‘Stealth 25mm female’ piece.

 

Rack Sack

A ‘Beastie Dee at 25mm’ is used to close the bag.

 

O Bag

Two buckles with the female part bonded to the body of the bag and not replaceable. The male part is a ‘Stealth 25mm male’ piece.

 

Mini O Bag

No buckles, only press-studs.