Aluminum slow-moving vehicle triangle

The slow-moving vehicle sign referred to in Section 51a of the Vehicle Use on Road Regulation (1257/1992) must be placed at the rear of the vehicle, centered or on the left side, facing backward with a deviation of no more than 10°. The sign must have one point facing upwards and be mounted at a height of at least 0.25 meters and at most 1.50 meters from the ground. The sign must not extend beyond the vehicle's outer dimensions horizontally or vertically, nor partially cover any mandatory light or reflector. The sign must comply with the requirements of E Regulation No. 69, amendment series 01 or a more recent amendment series.