Leki Photosystem Aluminium Trekking Pole Aergon PhotosystemFeatures:Just like the Photosystem Carbon, the "Photosystem Alu" with its fixture details will win over any photographer. Sharp and blur-free pictures with the Aergon photo adapter for easy camera attachment. The "Speed Lock" external adjustment system rounds off this solid trekking pole.Specifications:18/16/14 mm. 3-piece.Hiking Photo knob and Speed Lock system, carbide flex tip with rubber pad and ultra sonic finish.The middle and lower part are scratch resistant.The design is black/red-white.Length: 70-150 cm, continuously variableWeight: 10.58 oz