FIG. 1 is a top view of a straight top mount feedneck showing my new design;

FIG. 2 is a back view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is an isometric view thereof; and,

FIG. 8 is a reduced environmental view thereof showing the feedneck connected to a paintball marker with a grip attached over the top of the feedneck where the broken lines in the drawings are used for illustrative purposes only such that the grip and the marker body form no part of the claimed design.