Adjustable Solar Panel Tilt Bracket for Flat Surfaces from Newpowa. Designed for Rigid Solar Panels ranging from 40W to 100W or 100W Slim Panels. Gain up to 25% panel efficiency by adjusting the angle of the mount to get the maximum sun exposure. $38.99 with Free Shipping for Domestic Orders (48 States). We offer a 1yr Materials and Workmanship Warranty. Get Yours Today!