U-brake is the most common used BMX brake system. The essential is the nice shape of arms and minimalistic way of styling. We found the easiest possible square shape for spring adjusting rocks. These brakes were the part of complex design attitude how to solve the braking on BMX bike. It also included brake pads, cable triangle, cable sets, twister, gyro plate and of course dual brake lever. With special leading of BMX rider and head person Kamil Feifer - the result is success.