These are universal aluminum bends, made here in house at ZZPerformance on our mandrel bender. Full 2.5" OD bends made from .083 wall 6061 aluminum. 

2.5" multi bend include 3 total bends; 45°, 60°, and 90°. Long straight on the 90° bend is approximately 9" long, 5" straights in between all other angles. 

180°+45° includes 2 total bends; 180° and 45°. Long straight on the 180° bend is approximately 7" long, 5" straight between the two angles. 

These bends are meant to be used for customer fabrication projects and do not include any sort of additional tech support or extras like end expansion etc. Straight measurements are approximate and may come in above or below our stated values. Sold individually.