for 2005-2021 , 2003-2021 4Runner, 2006-2014 , 2003-2021 GX With 3 different height spacers (0.25 inch / 0.5 inch / 0.75 inch), freely combined according to your needs, adjustable in 0.25 inch-1.5 inch The purpose of the product is to better help drivers and passengers of different heights find a more comfortable seat height and choose different combinations to find the most comfortable height. High strength aluminum made with black powder coating, rustproof, easy to install, just put a hole, no cutting or drilling required. Adjustable Seat Spacer Lift Kit Position: Maximum Lift Height: 1.5 inch The slight change in seat angle has made all the difference. You didn't need to raise the entire seat, just the back to flatten the angle. After adding an inch to the back of the seat track, the seat now feels closer to level. Not only is it much more comfortable, but it also provides a better viewing angle. Adjustable: 0.25 inch to 1.5 inch helps you find a suitable seat height. Simple and