65mn Spring Steel Tent Hole Tube Lock Spring, V Shaped Snap Push Single/ Double Button Spring Locks, V Spring Clips for Pipe - China Button Clip and Spring Clip
Button Clips are used for adjusting height. The button locates within a tube and penetrates when the hole is in alignment. | Bell Springs - Melbourne
5pcs Kayak Paddle Spring Clips Tent Pole Clips Push Button Spring Snap Clip Locking Tube Pin | Fruugo IE
MetalTech 6.25 in. x 5.5 in. x 5.25 in. Galvanized Steel Spring Clip/Lock for Coupling Pin on Mason and Walk-Through Scaffolding M-MLS - The Home Depot