ITEM NAME:10pcs Question mark Nail Steel peg Tent Tarp parts peg 18 cm Aluminum Alloy FGT.7 Series Aluminum Alloy, Solid And Firm, Light Weight, High Strength, Stable Grip, Not Easy To Loose Multi-Tooth Design, Adjust The Length Of The Wind Rope. Material: Aluminum Alloy. We'd like to settle any problem in a friendly manner.