System for attaching wear elements to earthmoving machines

The invention relates to a system for attaching wear elements to earthmoving machines, which comprises a pin (1) that can rotate between a locking position and a release position, the pin (1) defining an interior end and an exterior end and comprising locking elements (2, 3), wherein the pin (1) comprises a first deformable locking element (2) placed on the interior end of the pin (1) and a second locking element (3) disposed displaced towards the exterior end of the pin (1). The invention allows the provision of a system for attaching wear elements to earthmoving machines, which is easy to handle and which improves/ensures contact between teeth and the teeth-holder.