2 X EBC GPFAX Sintered Road Race Brake Pads GPFAX Sintered Road Race Brake Pads are for RACE ONLY use. This is a blend of brake pad that has higher friction and far better grip than any other brake product on the market. -ONLY FOR RACE USE -Highest performance friction level known -NOT R90 street legal or TÜV tested -Guaranteed for lifetime performance GPFAX Sintered Road Race Brake Pads have by far the highest known friction with a measurement between 0.6 and 0.7 and deliver the most amazing brake effect. Because of this factor, they are unsuitable for street use or for road tyres. .