Rosco Double Hung Window 77703

B Size (86mm x 64.5mm image area) For use in: ETC Source Four, Source Four Zoom, Altman Shakespeare, 360Q, IKL, Zoom Leko, Colortran Lekos, Strand lekos A Size: (100mm x 75mm image area) (Note: A size gobos are 100mm wide and will require trimming in order to fit into the static gobo slot of the Source Four) M Size: fits Dedolight 100w / 150W with Projection Attachment