The ornamental design for a half-round ridge end cap, as shown and described.
1. Half-round ridge end cap
1.1 : Perspective
1.2 : Top
1.3 : Right
1.4 : Left
1.5 : Bottom
1.6 : Front
1.7 : Back
A half-round ridge end cap intended for closing ridge tiles; it is adjusted for mounting with the ridge tile; by the use of the end cap one achieves aesthetic and functional protection of ridgepole end; the end cap is of half-round shape with circumferential annular embossment; it has mounting holes and wings to adjust the end cap to the ridge tile; all elements produce the individual character of the item.