Transfil trade pack 5mm brake ferrulewhether you're servicing multiple bikes for an event or wanting to keep a supply of ferrules in your home workshop for maintaining your braking set up, this pack features 100 high grade alloy ferrules that are designed to fit 5mm outer brake casing for excellent strength, durability and smooth performance. Transfil has also equipped these with a hard anodised finish, which offers additional protection against corrosion so you can enjoy a powerful braking set up in all weather conditions without worrying about the elements. One final highlight is this pack is available in a range of colour options to choose from, so you can add some extra style to your ride.features material high grade alloy finish hard anodised with various colour options to choose from compatibility to fit 5mm outer brake casing ferrule size 5mm number of ferrules 100 packmanufacturer's part numbers kb61g gold l 100 pack kb61k black l 100 pack kb61r red l 100 pack kb61s silver l 100 packbuy transfil components from chain reaction cycles, the world's largest online bike store.