225.00 Parker Hale PH 5c sight for Lee Enfield N.4 Kelowna May 6, 2024 - 5:54 PM drbosch Selling a Parker Hale mod. PH 5c rear sight assembly for the Lee Enfield N.4 rifle. don't have the front mount / ejector screw, and the aperture doesn't look like a PH aperture to me.