This magazine release will not fit P365 Macro, Legion, or Fuse grip assemblies.
I was converting over my P365XL to a Wilson Combat Grip and lost the original magazine catch spring. It's easy to lose and not an easy item to replace. It is debatable at $7 plus shipping if you can find one. I bought the Strike Industries Magazine Release instead. Read all instructions before beginning:
(1) Work on a white or very light-colored surface
(2) Remove slide/barrel assembly and FCU before starting. (It is quick and makes the installation much more straightforward.)
(3) Do not touch the packaged spring until Step 4!
(4) Based on left-handed or right-handed, you will insert the magazine release from the opposite side of the grip assembly.
(5) Place the magazine release in the grip assembly to verify orientation. You may need to put your index finger in the mag well to help guide it.
(6) Having verified the magazine is correctly aligned, back the release out while keeping a finger in the mag well to maintain alignment to place the spring in the concave groove behind the release button (shown on the right side in the product image).
(7) Press the magazine release button until the release is completely seated, maintaining pressure against the spring. (6) Slide magazine release stop on the end of the magazine release to capture and hold it in place.
(8) Slowly ease off on the release button to ensure the release is captured.
(9) Press release several times to verify that the...
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