Triumph Spitfire Herald vitesse Drilled & Grooved Brake Discs trshop.co.uk
Triumph Vitesse 1600. Triumph Spitfire MK1, MK2, MK3, MK4 & 1500. Triumph Herald 1200, 12/50 & 1360. The holes help with keeping the discs cool, the grooves help with keeping the pads clean which help with better brake efficiency.