Front and rear firearm sights

A rear sight base for a shotgun and a means of securing it to said shotgun, the shotgun having a gun barrel, and a receiver, the rear sight base comprising:

• a horizontal member contoured to approximate the top surface of a shotgun receiver, with a top surface with transverse ribs and cross cuts;
• and
• an integral boss at the rear terminus of said horizontal member;
• and
• a horizontal rectangular shaped window through said boss;
• and
• two raised side plates at the front of said boss.

A shotgun comprising:

• a receiver;
• and
• a barrel attached to said receiver;
• and
• a front sight assembly secured to said barrel;
• the front sight assembly including a triangular shaped support whose legs comprise a vertical leg that is perpendicular to a horizontal leg of said triangle, and a leg that forms a hypotenuse between the other two;
• two raised side plates at the top of said triangular shaped base, separated by a horizontal flat surface, and a front sight post that is threadably inserted within said front sight base, and a detent plunger;
• and a spring;
• and
• a rear sight assembly secured to said receiver;
• the rear sight assembly including a rear sight base comprised of a horizontal member contoured to approximate the top surface of said shotgun receiver, with a top surface with transverse ribs and cross cuts, and an integral boss at the rear terminus of said horizontal member, and a horizontal rectangular shaped window through said boss;
• two raised side plates at the front of said boss, and a vertical through bore through said boss, and a threaded rear sight housing with protective wings, and a rear sight aperture with a transverse threaded boss, a knob for rotating a transverse threaded member which is threadably inserted within said boss, and a detented drum for raising and lowering said rear sight housing with protective wings.