Black Diamond Blizzard Holster mountain-bike-apparel The IKO CORE's battery pack

The IKO CORE's battery pack sits on the back of the headlamp

X-Sync 2 tooth profiling matches alternating wide and narrow teeth to chain inner and outer link spacing

Large open mesh pockets

A stainless steel crampon can be attached to the toe piece to better serve all ski mountaineering applications

and dual BOA® L6 dials help to secure your foot for powerful acceleration and high-cadence sprints

Black Diamond Blizzard Holster mountain-bike-apparel The IKO CORE's battery packAn ice tool carry holster designed for alpinists and aid climbers who need both hands free on steep approaches without the bulk of a dedicated tool pack attachment system, the Blizzard Holster from Black Diamond uses polyethylene reinforced webbing construction sized at 3. 5 inches wide by 1. 5 inches deep for a stable, oval profile tool seat. The oval shape prevents tools from rolling side to side under the glove end while the webbing retains enough