This TA Chinook chainring is compatible as a middle ring of any MTB chainset with a 104 BCD and an 18mm. 4 arm spider.
TA only make their chainrings from the best 7075 T6 heat treated aluminium sheet. The teeth are cut in the traditional manner on a lathe which produces a much better and more accurate tooth form than pressing which is used by most chainring manufacturers.
Photo is for illustration purposes only as it does not indicate the correct number of teeth. However, the colouration of the chainring is black and silver as per the photo.