Call A Branch Click Here To Log In Find a Branch Your cart is empty HOME PRODUCTS MY ACCOUNT ABOUT CONTACT In Stock Only Capacity 10.5 cu-in (1) 15.5 cu-in (1) Depth 1/2 in (1) 1-1/2 in (1) Finish Pre-Galvanized (1) Knockout Size 1/2 in (1) (2) 1/2 in, (2) 3/4 in (1) Length 9 in (1) Thickness 1/16 in (1) Width 10 in (1) ILS AL MEC (M)1/0-8 (T) (4) 2-14 U L Item #: ILSGBT10 LOGIN FOR PRICING DOT CG-10 CAULKING GUN Item #: DOTCG10 LOGIN FOR PRICING WP1234- HDMI KEYSTONE INSERT WHITE (M10) Item #: PASWP1234WH LOGIN FOR PRICING OCTAGON BOX PLASTER/MUD RINGS Octagon box plaster or mud rings are used with octagon electrical box and they are designed to help give electrical contractors greater job site flexibility by ensuring proper installation of devices by accommodating various drywall thicknesses. Electrical Boxes and Covers/Wall/Ceiling Boxes/Octagon Box Plaster/Mud Rings Viewing Page 1 of 1 (2 results) View: 12 Compare 4OE-SPL APPLETON® ETP™ 4OE-SPL OCTAGON BOX EXTENSION RING WITH KNOCKOUTS, 1-1/2 IN D, STEEL MORE INFO LOG IN FOR STOCK STATUS UOM : EA LOGIN FOR PRICING Qty: Compare 3OE-1/2 APPLETON® 30E-1/2 OCTAGON BOX EXTENSION RING, 9 IN L X 10 IN W X 1/2 IN D, STEEL MORE INFO LOG IN FOR STOCK STATUS UOM : EA LOGIN FOR PRICING Qty: DON'T SEE WHAT YOU NEED? Click here to let us know and we'll help you find what you're looking for. © Main Electric Supply 1946 - 2021 MY ACCOUNT My Account Favorites Quick Order SUPPORT E-Mail Support Return Policy Terms of Service ABOUT Departments Industries Our History CONTACT Contact Us Branch Locator Apply For An Account Request To Link Account Request A Quote Form Files Electrical Wire - Cord & Cable Alarms Security and Signaling Audio and Video Batteries and Accessories Cable Trays and Struts Chemicals Lubricants and Paints Conduit and Conduit Fittings DataComm/TeleComm Distribution Equipment and Accessories Electric Utility and Outside Plant Product Electrical Boxes and Covers Enclosures Cabinets and Racks Fasteners and Hardware Fittings and Connectors Fuses Blocks and Holders Grounding and Bonding Heating Fans Ventilation Vacuum Hoses Tubing and Fittings Industrial Control Janitorial and Facility Maintenance Labels Signs and Printers Lamps and Lightbulbs Lighting Controls and Ballasts Lighting Fixtures Material Handling Storage and Rigging Portable Lighting and Flashlights Raceways Wireways and Ducts Safety Products and Equipment Tapes and Insulating Products Testing and Measuring Tools Transformers UPS and Power Conditioning Wire and Cable Management Wire Cord and Cable Wiring Connectors Wiring Devices Uncategorized Clear All Compare We use cookies to improve your website experience.