Stick:Category: trekking stickBuild:Stock: telescope stickAdjusting mechanism: rotating systemStrap: safety loopTube: roundMaterial:Handle: rubberLoop: NylonTube: AluminiumShaft material composition: 100% Aluminium Series 7075Hardness: 6Toe: carbideEquipment:Type plate: trekking plateStrap with safety release function: yesSize:Diameter:18 mm16 mm14 mmDelivery:Package unit: 1 PairAdditional Information:Carbide flex tip: almost as hard as a diamondplate & tip replaceable