Quantity: 10pcs for one size carp fishing bait trap cage 3 sizes available in cage height: 4.7cm/5.0cm/5.2cm, dia: 3.5cm/4.0cm/4.6cm, Total Length: 18.5cm/18cm/20.5cm The stainless steel case brings great resistant performance and longer lifetime. Solidly welded net structure ensures sturdy and practical use Spring lid cages are equipped with two springs at the bottom, which allows for easy control the release of bait, the catching effect is much better Ideal for catching smelt, eels, crab, lobster, minnows, shrimp and crawfish. Good tools for carp fishing