Genuine original Canon part, brand new. Canon original parts # YG2-4224

It's for CANON RF Lens 

It has total 12 Contact Pins ( 8+4 ).

If your lens contact looks like this, then it's the parts for your lens.

Compatible RF  Lens models:

RF 28-70mm F/2.0 L USM Lens.

RF 50mm 1.2 L USM

RF 85mm 1.2 L USM

RF 70-200mm 2.8 L IS USM

RF 15-35mm 2.8 L IS USM

RF 100mm 2.8 Marco IS L USM

If your lens not in the list but looks similar to the picture, then it still will work.

*** Custom Declaration: If you have the concern, please message before or right after the purchase.