This is the ideal kit for any backcountry skier looking to get the most out of their spring missions. The Petzl RAD kit has all the essentials for crevasse rescue, rappelling, and all glacier travel. The RAD system includes 3 locking carabiners, a Tibloc ascender for getting through difficult maneuvers, a Micro Traxion for travel between roped up members and a 120mm dyneema sling for a secure attachment to your harness. The RAD systems best feature is the 30m Petzl RAD line that comes pre folded in the pack to help with feeding out line when necessary. This ultra light system comes in at under 800 grams with all the bells and whistles.