Te reducción 90º

25x20, 32x20, 32x25, 40x20, 40x25, 40x32, 50x20, 50x25, 50x32, 50x40, 63x20, 63x25, 63x32, 63x40, 63x50, 75x32, 75x40, 75x50, 75x63, 90x63, 90x75, 110x90