替換用橡子六角螺帽（金屬）

Honestly, I grabbed a handful of these to have as spares, but the metal finish matches the original hardware so well that I just swapped them all out. They threaded on smoothly and sit flush, no wobble or stripped feeling. Just a heads-up that they do note the nickel content, but for the price, thes

The threads catch perfectly on my comfort pad, no wobble or cross-threading. The metal feels sturdy enough that I’m not worried about stripping it, though I did notice the nickel warning before install.

The metal threading is clean and precise, so it screwed on without any wobble or cross-threading hassle. It’s exactly the right fit for my comfort pad setup, and the price feels fair for the durability you get.