This Williams Gun Sight Company manufactured Firesight green fiber optic short ramp front sight measures .445" high and is for a wide variety of Thompson Center in-line muzzle loading rifles when used with the Williams red fiber optic rear sight assembly. This ramp front sight will fit the Black Diamond, Encore 209x50, Impact, Omega, and Triumph and is in excellent condition. The mounting screw is sold separately.  (file photo)

Note: Thompson Center muzzle loading rifles with the following models and serial numbers have been observed with this part:

Omega Z5: ser.# Z56443.