Full weld quartz banger with a 25mm OD, 2mm walls, 4mm base and nice even beveled edge.  The thick base retains heat much longer than the cheaper bangers while the beveled edge ensures a good seal with your carb cap.  Available in 10mm Male 90 degree, 14mm Male 45 degree & 90 degree as well as 14mm Female 90 degree.

Stand not included.