I recommend the Duraflex Solo Ice Scratcher. It does well on the hard pack iced over trails we’ve had the last couple of weeks. No issues with the hyfax or track.
USPTO PATENT NUMBER US-7918298-B2 • Utilizes super durable DuraFlex™ cable design • Will not affect steering • Reversible • Universal fit • Stores on top of ski using provided clip • One bolt mounting • Replaceable tip