Check the listing for details. Adjustable Wall Mount Floor Guide Sliding Barn Door Hardware for Sliding Door. Color: Black, Condition: New. Listed at 9.99 USD. Adjustable Wall Mount Floor Guide Sliding Barn Door Hardware for Sliding Door Features: Material: High Quality Space Aluminum and POM Nylon; Surface: Frosted black; Fit Door Thickness: adjustable, this floor guide can be used for door panel from 1" to 2" thick; Adjustable: Fix the position of the roller and then tighten the roller of the floor guide so that the roller will be fixed in the workable position; Premium Nylon Roller: This roller material can protect the door from scratching when sliding the door; Easy to install: Mount to the wall with screws, and no groove required for door. By adjusting the position of the roller of this floor guide to fit your door panel. No need to drill holes in the floor. Specifications: Color: Black Material: Space aluminum & nylon Size: 3 3/4" * 2 3/8" * 1 1/4" Roller diameter: 1.42" Fits door thickness: from 1" to 2" Package include: One Adjustable Barn Door Floor Guide (2 Screws included)