Precise Levelling: Our pre-drilled heavy duty furniture levelers make leveling cabinets and bookcases easy, they offer solid support to keep your furniture stable and balanced on uneven surfaces Built to last: The cabinet risers are made of wood, which makes them easy to glue and securely screw in place; they can support up to 150 lbs, providing stable support for heavy cabinets, shelves, or furniture Easy Height Adjustment: The cabinet levelers feature a threaded nylon-tipped glide for height adjustments of up to 2”; adjustments can be made from the top through a hole in the cabinet floor or from below with an open-end wrench Easy To Install: Secure the cabinet wooden riser with glue and the included screws for a solid and stable connection, making the leveling process easier and more efficient What's Included: You get (1) pair of leveler blocks designed to support and lift heavier objects Rockler Adjustable Furniture Levelers: Make leveling your cabinets and bookcases effortless with these ready-to-install, pre-drilled furniture blocks. The lift blocks are equipped with a threaded nylon-tipped glide that allows for height adjustments of up to 2". This feature provides the flexibility to adjust the blocks from the top through a hole in the cabinet floor or from underneath using an open-end wrench. The riser blocks are designed for easy installation, secured with glue and the included screws. Built to support up to 150 lbs each, these leveling blocks provide reliable home-project stability. Perfect for a sturdy and balanced setup! What's Included: (1) Pair of Leveler blocks. Specifications of Wooden Furniture Risers: Block dimensions: 2-9/16" x 1-5/16" x 1-5/16"- Overall minimum height is 3" - Adjustment range to 2" below block - Leveling block assembly is load rated at 150 lbs each. --- About Us: The history of Rockler Woodworking and Hardware goes back to 1954 when Norton Rockler started the Minnesota Woodworkers Supply Company in north Minneapolis. It was a small mail-order business with a big aspiration – to become woodworkers' go-to resource for everything they need to complete their projects.