The product is a set of 5mm alloy brake end caps designed for road, MTB, and hybrid bikes. These cable housing ferrules are easy to install and are available in a colour as shown. Made from high-quality aluminium, these end caps are durable and designed to ensure smooth operation of the bike's brake system. Perfect for cyclists looking to upgrade or replace their existing cable end caps, these ferrules provide a secure fit and reliable performance for a smooth and efficient braking experience.