What is Reddit's opinion of Rhino USA Hitch Tightener Anti-Rattle Clamp - Heavy Duty Steel Stabilizer for 1.25 and 2 inch Hitches - Protective Anti-Rust Coating Included on All Rhino Products. (Hitch Clamp)?

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I mean, you can get an adapter for less than $15. That should be with it to keep you bikes safe.

Or if you're just looking for something to hold the adapter tight, there are clamps like this you can use.

This will solve any rattling issues. This will solve any rattling issues.

Parking sensors do become useless with anything back there. I disable them on my L322 Range Rover. If I’m going a few days or weeks I just remove the setup. Also you can get a locking hitch pin from harbor freight that makes it a quick affair to remove the assembly.

Get yourself an anti-wobbler to tighten up the slack, which is normal.
There are a few options you can go with:
Clamp
Stabilizer
Shim

you need one of these: https://www.amazon.com/Rhino-USA-Hitch-Tightner-Anti-Rattle/dp/B07VWL3R3M

You can buy a trailer hitch stabilizer / clamp that will eliminate moving around in the trailer receiver as described in an earlier comment.

https://www.amazon.com/dp/B07VWL3R3M/ref=cm_sw_r_cp_apa_fabc_9FADEBD6KJR4Q5XTF3C4