Patent ID: 8016703

Claim:
A subassembly for insertion in an open end of a hollow cylindrical archery projectile shaft for receiving and securing a projectile tip to the shaft, said shaft having an outside diameter and an inside diameter, comprising: (a) a rigid cylindrical tube having an outside diameter less than the inside diameter of said shaft and having an inside diameter; (b) a hollow cylindrical collar having an outside diameter less than the inside diameter of said rigid tube, said collar having a radially extending collar flange at an end thereof, said collar flange having an outside diameter the same as the outside diameter of said shaft; (c) an internally threaded bushing having an outside diameter less than the inside diameter of the rigid tube and having a radially extending bushing flange at an end thereof, said bushing flange having an outside diameter greater than the inside diameter of said tube and less than the inside diameter of said shaft; and (d) said collar and bushing inserted and secured in opposite ends of said tube.