made this alternate wall mounted support for the a1 for the z axis for the ams. i used 3m command strips to mount the wall bracket to the wall. also included is a poop bucket with adaptation for magnets to allow for the poop bucket to be attached and removed when needed I used these magnets.

 https://www.amazon.com/dp/B0BTSWCX2V?ref=ppx_yo2ov_dt_b_product_details&th=1

I made mine with pla cf, and works well don't take long to print and is very sturdy. message me for more questions.