CVA Hawken Front Sight New Unused!!! 3/8" Height Free Shipping #011723-25. Shipped with USPS First Class Package. This is .335" dovetail base used in Spanish and many Italian muzzle loading rifles. It can be used in a standard 3/8"(.375") dovetail when a shim is used or peening. It is a bead type sight with non reflective grooves on the rear. It measures 3/8" from the top of your barrel to the center of the bead.

Thanks,Danny.