This is a Pachmayr Grip Panel known as the American Legend, model 00423.
These are the American Legend grip panels for the Colt 1911. Rugged" dual-material grips combine the appearance and feel of real wood with the control and handling benefits of rubber combat grips. Smooth grip panels of attractive Pacwood" a rosewood laminate with a durable satin-finish" have neatly beveled bottom edges with cutouts for mainspring housing pin. The insert of semi-soft Decelerator(R) neoprene rubber has sharp diamonds molded in the side panels for superior gripping surface" wet or dry" that won't bite into your hand. Deep" molded finger grooves on the frontstrap provide maximum control and comfort. For either right- or left-handed shooters" these grips will complement the finest accurizing job or combat alterations. Installation requires no alterations to gun.
Features:
Rosewood laminate finish
Grip panel
Black rubber frontstrap with diamond texture
Deep molded finger grooves
Fits Colt 1911