Altman Gobo Holder Size B Holder - 2 3/4" Diameter for 360Q and 4.5 Series
The Altman 360-PH Gobo Pattern Size B Holder for 360, 360Q, S6, S4.5 Ellipsoidals is an aluminum holder with a 2.75" opening for patterns, templates or gobos inside the Altman 360, 360Q, Shakespeare 6 and 4.5 Series Ellipsoidal spotlights.