Knifeblade Pitons Item # BD520240 Knifeblade Pitons Standard delivery within 6 business days Free economy shipping threshold Product Details Classic pitons for thinner cracks, Knifeblades have precision-ground blades for a consistent taper and a hole in the thickest part of the head to reduce weight without sacrificing durability. Two clip-ins for corner placements and weight reduction Features/Technology Tech Specs Display Weight 22 g (0.8 oz) Weight 0.04 Reviews