knob cog by André Monteiro from portugal

developed this product based on the form of a sprocket to facilitate the fitting of the fingers so that when opening the handle these are secure. the design of these cuts is v-shaped opening that allows for all people including children.
This handle is designed simply to make it easy to exchange this is an original model with different colors to suit individual tastes.
the material used for the production of this product is injected into the abs to limit costs and thus a low cost of production. so accessible to everyone.