Meet the versatile tool that is a MUST for every toolbox. The WINBAG® packs a powerful 135 kilograms of lifting pressure and is great for levelling windows, positioning heavy doors and so much more. The WINBAG® is a very powerful hand operated inflatable air cushion made of fibre reinforced material that will save you countless hours on the site. It is designed to provide a maximum pressure of up to 135kg and can be used in conjunction with shims and wedges in a wide variety of applications. The WINBAG® gives the user infinite adjusting possibilities; save time installing windows and positioning heavy doors with the ability to easily level products before making permanent fixtures.