Presentation:<br />Model: rolling swivel with nice snap<br />Material: brass<br />Color: black <br />Size: 2#， 4#， 5#， 6#， 8# <br />Quantity&Test: <br />2# 40pcs  30kg<br />4# 40pcs  25kg<br />5# 40pcs  25kg<br />6# 40pcs  18kg<br />8# 50pcs  12kg<br />Quantity: 210pcs/box