K2 Afterblack vs K2 Instrument

How they compare

Both target all mountain terrain, while the K2 Afterblack leans more freestyle, while the K2 Instrument leans more freeride/powder. The K2 Afterblack uses a twin shape while the K2 Instrument is directional. Both feature hybrid (rocker/camber) profiles — mix of camber and rocker zones for all-mountain versatility—grip, float, and play in one profile. The K2 Instrument is slightly stiffer, though both sit in the medium range.