GALFER brake disc for Vespa GTS/GTS Super/GTV/GT 60/GT/GT GTS/GTS Super/GTV/GT 60/GT/GTL 125-300ccm, Ø 220/105 mm, with KBA number, 6 holes/Wave flat head Wave: Spin It Baby Wave Galfer aren't just eye candy, theyre state of the art technically!. Heavy braking (lag) quickly heats up the standard brake discs, which leads to lower braking power at high temperatures. The special wave shape of Galfer discs conducts heat away much better and prevents overheating of the brake system and optimizes delay. All Galfer brake discs are ABE, but should be included in your papers. The certificate is included in the delivery.