Aluminum Donuts

ARC Fabrication Supply aluminum donuts are the ultimate solution for achieving tight radius bends! Offered in many sizes including: 2.5", 3.0", 3.5", 4.0", 5.0" to suit many applications. These donuts allow for an incredibly tight 0.75D bend radius, which is much tighter then traditional mandrel bent tubing. Includes both halves and requires welding and cutting to your desired customized angles. Perfect for fabricating tight and compact intercooler piping, intakes, and other custom components!