Cat suspension bridge and steps, wall mount

Wall mount cat suspension bridge, for use with regular 550lb/4-6mm paracord. You should not need supports for any piece, print as oriented. Print very thick walls, PLA suggested to avoid warp. I highly suggest you screw at least 1 of the 3 landing screws into a stud (using a #6x2" drywall screw), preferably the 2 in line and use a good drywall anchor for the 3rd. 8-9 rungs will span 1 set of 16" studs, and it takes 17-18 rungs to span 2, or roughly 32". You can adjust the