Description
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.