«Inch» standard
24 dimensions = 275 pieces

15x 15x 15x 15x 15x 15x
20,35x1,78 21,95x1,78 25,07x2,62 26,64x2,62 28,25x2,62 29,82x2,62
ARP/BS 019 ARP/BS 020 ARP/BS 120 ARP/BS 121 ARP/BS 122 ARP/BS 123
10x 10x 10x 15x 15x 15x
31,42x2,62 33,0x2,62 34,59x2,62 29,75x3,53 31,34x3,53 32,92x3,53
ARP/BS 124 ARP/BS 125 ARP/BS 126 ARP/BS 217 ARP/BS 218 ARP/BS 219
10x 10x 10x 10x 10x 10x
34,52x3,53 36,10x3,53 37,69x3,53 40,87x3,53 44,04x3,53 47,22x3,53
ARP/BS 220 ARP/BS 221 ARP/BS 222 ARP/BS 223 ARP/BS 224 ARP/BS 225
10x 10x 10x 10x 5x 5x
50,40x3,53 37,47x5,33 40,65x5,33 43,82x5,33 47,00x5,33 50,16x5,33
ARP/BS 226 ARP/BS 325 ARP/BS 326 ARP/BS 327 ARP/BS 328 ARP/BS 329