Constructed with aircraft-grade aluminum and 100% high-modulus carbon for unbeatable performance. Durable, reliable Classic Expander lock system requires no tools for adjustment. Antishock features offer reduced impact on all terrain. Carbide Flextip provides security on rock and ice. PAS Soft Grip for a comfortable grasp. Interchangeable basket system. Weight: 17.4 oz./pair. Adjusts from 25.6"/65cm to 57.1"/145 cm.