TRUE 3/8"-16 UNC THREAD: Not for metric M10. Ensure 3/8" (9.52mm) threaded holes.Measure outer diameter(avoid ruler for accuracy) & thread count. Longer steel threads for custom workbenches.
3/4" TO 2-1/4" ADJUSTABLE HEIGHT: 2.7" tall, 1.4" base. Wide 3-Hole T-Nuts distribute weight evenly to stop wood splits. Fix wobbles on sloped garage floors for a DIY workbench or CNC machine.
1320 LBS HEAVY DUTY SUPPORT: Rust-resistant steel & tough nylon base. Each holds 330lbs to stabilize an 800lb reloading bench or heavy dresser without bending. Superior to cheap brittle plastic.
UPGRADED SNAP-PROOF SCREWS: Drill a 1/2" hole (>2" deep) for 3-Hole T-Nuts, or weld a 3/8" insert on metal legs. We include premium screws that won't shear off, ensuring a safe, easy install.
DUAL FLOOR PROTECTION: Nylon base is ideal for patio furniture on rough concrete. For indoor use, apply the included felt pads to slide heavy cabinets safely without ugly scratches.