Evolution of the world's famous Easylock I. Based on the principle of two stainless steel parallel plates that lock the sheets. The greater the sheet tension, the more the holding action. 100% black polycarbonate and stainless steel. For hulls 9 to 12 m.The more the sheet is pulled, the more the plates press. They are made entirely of black polycarbonate and stainless steel. Suitable for hulls from 9 m to 12 m.