Nikon BF-1B Body Cap

Finally got around to grabbing one of these to keep the sensor covered when swapping lenses in the field, and it clicks into place with a reassuring solid feel. The fit is snug enough that I'm not worried about dust sneaking in, yet it pops off easily when I need to mount a lens.

The dust cap snaps on tightly and stays put, which gives me peace of mind when I'm swapping lenses outdoors. It's a solid little piece that does exactly what it's supposed to without any fuss.

Fits perfectly and clicks into place with a reassuring snap—no wobble at all. Keeps the sensor covered and clean between lens changes, which is exactly what I needed. Definitely does the job without fuss.