Flat 90° Riser Elbows

Flat 90 Degree Riser Elbow, 10 in. Width x 3-1/4 in. Height
Flat 90 Degree Riser Elbow, 12 in. Width x 3-1/4 in. Height
Flat 90 Degree Riser Elbow, 14 in. Width x 3-1/4 in. Height
Flat 90 Degree Riser Elbow, 8 in. Width x 3-1/4 in. Height