The size of the adapter carbon rod shaft is 0.245 inches (6.2 mm) inside diameter and 0.303 inches (7.7mm) outer diameter.
The surface of the product is embossed with the stainless pattern, which can enhance the adhesion
Precise concentricity and high precision ， manufactured precisely ，that the difference of weight of the bolt is within 0.5 grain to maintain the stability of the flying rod
The size of bolt is standard American-8-32 thread, which is adapted to any standard screw-in, field points ,hunting arrow, broadheads and weights.
Generally, the adhesive strength of the glue is abased in the cold winter, leading to the bolt easily peeled off under high-intensity power.
The surface of the insert portion of the bolt is embossed with the pattern to prevent off-target and sliding targets at the site.
The pattern on the surface of the bolt can enhance the friction and adhesion of the carbon rod surface.
100gn Copper bolt are designed separable ，You are free to use 100grain directly, or break it into two parts of the weight of 25grain and 75grain.
