Open Back, Wide Groove, Black PVC, Grommet for 10 Series and 2.5 in. Lights. Flush mounts 2-1/2" diameter lamps. Wide groove for panel thickness up to 250". Narrow groove for panel thickness up to 125". Suitable for PC requirements on a 45-degree angle when using LED or incandescent PC-rated/combination lamps. Closed-back versions recommended for open installation where splash plate is not used. Replaces Signal-Stat 9119 and 9156. Common Size: 2.5 IN, Compatible Light Shape: Round, Compatible Products: 10 Series Lamps, Kit: No, Mount Type: Grommet Mount, Mounting Connector Diameter: 2.5 IN, Open/close: Open, Series: 10 Series, Trim Color: Black, Trim Material: PVC. UPC: 00735111049708, VMRS Code: 034004058. Bezel