![City Theatrical Source 4 "A" Size Pattern Holder City Theatrical Source 4 "A" Size Pattern Holder](https://cdn11.bigcommerce.com/s-nnyoihm3uz/images/stencil/250x250/products/9636/11730/2150_s4_a_lg__14358__09323.1522439649.jpg?c=2)
Supports for positioning patterns or templates in just the optical center of ellipsoidal spotlights. A steel channel pattern holder is available for most spotlights. For Source Four, use standard or "B" size patterns.
3 11/16" wide. 2 3/4" diameter image area.