[SAFE FASTENING]Since the screws are made of galvanized steel, the swing can be quickly fixed to the pillars and the ground.Swing anchor structure is stable,can withstand high loads,firm and safe after installation. [HOT DIP GALVANIZED MATERIAL]The wooden post anchor is made of hot-dip galvanized steel plate,High-quality materials,weather and rust ,Hot-dip galvanizing protects the anchor from the effects of rain, snow and other weather,long lasting. [EASY INSTALLATION]Our wooden pile anchors do not require additional concrete pouring, just use a hammer to drive the wooden stake anchor into the ground, easy installation. [VERSATILE USE]The post supports can be easily mounted to any wooden playhouse, swing set, play tower, kids swing and outdoor climbing frame you use outdoors. Comes with mounting screws, screw styles are random, no specified styles are accepted Color: Silver Material: Metal Package Contents: 4pcs x Fence Post Anchor Ground Spike Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.