Lowide Wheels Monoblock Wheels are machined from a single forging of 6061-T6 aluminum. It is currently available in 17, 18, 19, 20, 21, 22, 23 and 24-inch diameters with a range of widths and offsets. (Please Note: Depending on size, our Monoblock's may be available in deep, medium, or shallow concave profiles.) And just like any of our models, it is available with fully customizable finish options. Custom Made-to-Order for Each Customer and Each Unique Vehicle Application - One-Piece Forged Monoblock Construction - Precision Machined from Forged 6061-T6 Aluminum - Concave Profile - Strong Chamfered Machining Details - Generous Brake Clearance - Includes Standard Aluminum Center Cap - Customizable Finish Options - Legendary Lowide Quality and Customer Service - 5-Year Structural Warranty