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Smart Solutions Cabinet Add-A-Drawer

It mounts under tables or cupboards and has a double rail design that accommodates both flat or lipped table styles. The drawer has self-locking sliding channels.
http://www.trailerlife.com/tech/diy/cabinet-companion/

Item #	91385
Brand	Smart Solutions
Model	41112
Fits	Use Anywhere In Pantries/ Closets/ Bedrooms/ Bathrooms/ Under Tables And Cabinets
Color	Smoke
Features	Material: shatter-resistant polyethylene. Self-Locking Sliding Channels Double Rail Design For Flat Or Lipped Cabinet And Table Styles Easy Pull Handle Can Be Used Anywhere You Want To Save Space Installs In Just Minutes
Included	(1) Storage Cabinet Kit With Mounting Hardware
Dimensions	4" H x 12" W x 11" D
Net Weight	3
Special Order Item	No
UPC	759717411127
LTL Freight	No