They are longitudinal and transverse conical bricks whose conical dimensions can be adjusted by calculations according to each diameter to form any arch and circle (ring).

Poz – Item Boyutlar – Dimensions (mm) Hacim – Volume dm3 Yarıçap – Radius (r) mm İç Çap – Inside Diameter (2r) mm Dış Çap –  Diameter (2R) mm
a b h l
1G50 89 39 230 114 1,68 189 377 837
1G38 83 45 284 569 1029
1G24 76 52 518 1035 1495
1G16 72 56 834 1668 2128
1G10 69 59 1403 2806 3266
1G6 67 61 2415 4830 5290
1G4 66 62 3680 7360 7820
+1G50 101 51 230 114 1,99 244 488 948
+1G38 95 57 357 714 1174
+1G24 88 64 633 1265 1725
+1G16 84 68 1006 2013 2473
+1G10 81 71 1679 3358 3818
+1G4 78 74 4370 8740 9200
2G50 89 39 250 124 1,98 205 410 910
2G38 83 45 309 618 1118
2G24 76 52 563 1126 1626
2G16 72 56 906 1812 2312
2G10 69 59 1525 3050 3550
2G6 67 61 2625 5250 5750
2G4 66 62 4000 8000 8500
+2G50 101 51 250 124 2,36 265 530 1030
+2G24 88 64 688 1376 1876
+2G16 84 68 1094 2188 2688
+2G10 81 71 1825 3650 4150
+2G4 78 74 4750 9500 10000
G081 90 65 300 150 3,49 504 1008 1608
G11 85 65 3,38 1005 2010 2610
G21 75 65 3,15 2010 4020 4620
G31 71 65 3,06 3350 6700 7300
G51 69 65 3,02 5025 10050 10650
G1 79 75 3,47 5775 11550 12150
G1/83 83 75 3,56 2888 5776 6376
G1/87 87 75 3,65 1925 3850 4450
G082 96 65 375 150 4,53 435 870 870
G12 90 65 4,36 1005 2010 2760
G22 78 65 4,02 1933 3866 4616
G32 73 65 3,88 3141 6282 7032
052 70 65 3,80 5025 10050 10800
G2 80 75 4,36 5775 11550 12300
G2/83 83 75 4,44 3609 7218 7968
G2/87 87 75 4,56 2406 4812 5562
G083 102 65 450 150 5,64 815 1630 2530
G33 75 65 4,73 301 602 1502