Pegboard U-Hook.
Using the following options:
end_arm_percentage = 25
hole_size = 7
peg_offset = 25
peg_item = U
backing_board = 6
tolerance = 5
hook_width_percentage = 100
add_shelf_support = N
peg_length = 20
The author marked this model as their own original creation. Imported from Thingiverse.