and youll probably never have to. times are ****ing indestructible, you could run them over with a tank and still not unclip accidentally
i love mine, i bash them on rocks and **** all the time and they still have the most solid engagement of any pedal ive used, except for my road pedals with the tension jacked all the way up
atac is all the same, its the name of the mechanism. its just the pedal body and materials that change