This is a spare new pack of 5 Part K connection pins for the Bestway Steel Pro 3m x 2.01cm x 66cm Frame Above Ground Rectangular Pool.  Part K fastens the horizontal poles (A, D & C) to the corner seats.  The second picture is a labelled diagram of this pool.  Please study it carefully before purchasing to ensure that you have selected the correct part.  The pins are 59mm long x 8.5mm in diameter (main shaft). Condition is New.