7 8 x 5 8 x 1 2 July 8, 2019 16 32 64 128 7 8 x 5 1 2 bolt 7 8 x 5 1 2 concrete anchoring bolts 5 7 8 in x 5 7 8 in x 1 1 2 in galvanized angle 15 3 8 x 21 7 8 x 5 1 4 filter 15 3 8 x 21 7 8 x 5 1 4 7 8 x 5 8 รท 5/8