Item Descriptions:
-Outer Diameter : Approx 5mm. Inner Diameter : 4mm. Color : Silver.
-Easy to install : It can be directly inserted into the tail of the dart shaft, which is durable and gives you a good experience.
-Function : It can effectively and firmly lock the tail of the nylon dart shaft, and then firmly lock the dart wing.
-Application : Fits any nylon stem, helps prevent fenders from falling off or stems from cracking.
-Package : Includes 200pcs round spring coil.

Package:
200pcs Round Spring Coil

Item Specifications:
Outer Diameter:Approx 5mm
Inner Diameter:4mm
Color:Silver
Use Position:The Tail of the Dart Handle