3" X 2" Switch Box Extension Ring - Walmart.com
ReceptXtenders 2-Gang 3/4 in. Electrical Receptacle Box Extension Ring (5-Pack) HD50026 - The Home Depot
ReceptXtenders 1-Gang 3/4 in. Electrical Receptacle Box Extension Ring 5-Pack HD50006 - The Home Depot
SQUARE BOX EXTENSION RING | Edges Electrical Group
Raco 2-1/8 In. x 4 In. x 1-7/8 In. Outlet Box Extension - Bliffert Lumber and Hardware
Commercial Electric 1/2 in. Gray 4-Holes 4 in. Round Weatherproof Extension Ring WRE450G - The Home Depot
SOU H4457 - Handy Box Extension Ring - BR Supply Inc
TayMac Corp SE450S 4 1/2 Inch Hole Rectangle Box Extension Ring | Quality Electrical Distribution (QED)
1/2" Octagon Box Ring Extension - - Amazon.com
Steel City 4 in. 1-1/2 in. New Work Deep Pre-Galvanized Metal Octagon Electrical Box Extension Ring 551511234-25R - The Home Depot
Sigma Engineered Solutions Gray Metal Weatherproof New Work Standard Box Extender Exterior Electrical Box in the Electrical Boxes department at Lowes.com
5936112 59361 1/2 Steel City 1-7/8D Hndy Ext RNG W/1/2ko
4 in. Square Extension Ring, Drawn, 1-1/2 in. Deep with Twelve 1/2 in. KO's: Electrical Boxes: Amazon.com: Tools & Home Improvement
Orbit 4RB-MKO-EXT Octagon Electrical 4" Box Extension Ring 1-1/2" Deep 835243000834 | eBay
RACO Silver Steel New Work/Old Work Standard Box Extender Ceiling Electrical Box in the Electrical Boxes department at Lowes.com
IHE Red Dot 1G Blank Extension Ring
73171-1 - Steel City 73171-1 - 4-11/16" x 2-1/8" Deep Square Box Extension Ring, 1" Knockouts
Hubbell-Raco - Extension Ring: Steel - 31523764 - MSC Industrial Supply
Steel City 53151 1/2 3/4 Pre-Galvanized Steel Square Box Extension Ring with 1/2-Inch and 3/4-Inch Knockouts - Ring Terminals - Amazon.com
Pass & Seymour EXT-1 1-Gang 1 cu.in Plastic Stackable Wall Box Extension Ring | NorthEast Electrical
4-11/16 in. Square Extension Ring, Drawn, 2-1/8 in. Deep with Eight 1/2 and Four 3/4 in. KO's: Amazon.com: Tools & Home Improvement
Garvin Industries TBX-125 Masonry Box Extension Ring – Wirenco
