ASINS-BBC42.
1 2 A A 3 4 5 6 1x 2 in. 50 mm 1x 2 in.
7 8 9 1x 1x 2 in. 50 mm 2 in. 50 mm 10 A 11 A 12 5x B 2 in.
13 14 6x A 2 in. 50 mm A B 15 16 B 3x A 17 18 . . .
19 20 9x 21 22 23 24
25 26 27 28 4x 1 in. 25mm 29 30 4x 1 in.
31 32 1/2 in. 12mm 2x 2x 1/2 in. 12mm 33 34 2x 2x 1/2 in. 12mm 35 36 1 in.
37 39 38