1 7 x 20 July 8, 2019 16 32 64 128 1 7 x 2000 1 7 x 200 1 4 x 7 20 7 1 x 20 6 x 3 1 4 20 x 7 8 1 7 5 x 3 20 1 7 9 x 1 7 20 1 7 16 x 20 end cap 1 7 8 x 20 1 7 16 x 20 1 7 16 x 20 tap 1 20 7 20 x 55 21 7 1 2 x 20 1 20 7 20 x 55 21 as a fraction 1 5 x 7 20
