Promaster Micro Four Thirds 接環鏡頭後蓋

It's such a small thing, but having a proper cap for when I swap lenses on the go makes a huge difference—this one snaps on without any fuss and feels solid. The rear element stays completely sealed from dust and the occasional smudge when I toss it in my bag.

Finally, a rear cap that clicks on firmly without that annoying looseness I've had with other brands. The snug fit gives me peace of mind that the lens mount is protected from dust between swaps.

Finally, a rear cap that clicks on firmly without that annoying wobble. The ridged grip makes it easy to twist on and off even with cold hands.