Black Diamond Lost Arrow Piton ultralight secure stride on the skin

secure stride on the skin track for a boot this stiff

while a waterproof and breathable membrane rated at 10k enhances overall performance

Material: Aluminum

Weight: 710 g per pair

For every ski tour

Black Diamond Lost Arrow Piton ultralight secure stride on the skinPatterned after John Salath's original designs and hot forged from steel for repeatable placement cycles, the Lost Arrow Piton from Black Diamond is the standard choice for thin to medium crack aid placements and fixed protection on alpine routes. The series runs eight sizes (No. 1 through No. 8), spanning thicknesses from 4mm on the No. 1 to 9. 5mm on the No. 4, with short and long variants across the range for varying crack depths. Per unit weights