Acturator with great reliability mechanical end of the mechanical, where the attention to detail is combined with the ease of installation. The particular care in the design of the engine's head has made it possible to contain the dimensions to a minimum, allowing you to operate even in those situations of laying where the space available is extremely limited. Thanks to an innovative hook system, the assembly of any model of the range becomes extremely quick And it is reduced to a simple shot of the support on the engine head. Wide range of adapters, accessories and supports that allow the coverage of any installation need. Rectangular bracket, octagonal 60 mm adapter included in the package A 50 kg engine cannot raise a 50 kg roller shutter, due to friction and inertia! E.g. For a 35 kg s.