Sabian HHX Groove 21 inch Ride cymbal in flawless, as new condition.

B20 alloy, Made in Canada.

You can hear this exact hihat in the following YT video:

https://youtu.be/r_FfpCv5epA

Manufacturer's data sheet:

https://sabian.com/product/12189xn-21-inch-hhx-groove-ride/