MONOKEY fixing system made completely from aluminium. Top and bottom corners feature eyelets which eliminate and incorporate the strap loops to make the attachment to the tubular handles more secure. Capable of resisting the bumps and stresses inevitable on off-road journeys. Comfortably holds 2 modular helmets. Adjustable Resistance Hing System (ARHS) makes it possible to adjust the closing speed as desired, avoiding any inconvenience while parked on slopes. Water resistance equivalent to a heavy rain; tested with a special machine that simulates rain with a flow rate of 20 ltr/min. Cannot be fixed to plates equipped with the stop light kit connection..