5" Caster Set for Metro Shelving: 4 Swivels with a Non-Marking Thermoplastic Rubber Wheel

This listing is for a set of four 5x1.25" grip ring stem swivel casters with a thermoplastic rubber on polypropylene wheel with a precision ball bearing,. This caster is designed to fit Metro, Quantum Storage and Uline brand shelving units only. IMPORTANT: Please measure the inner diameter of your tubing to assure it's 7/8' ID. INSTALLATION INSTRUCTIONS: Turn your rack upside down, remove existing legs or plastic caps and tap the casters in by hitting the wheel with a rubber or plastic mallet. These are designed to fit tightly so some force may need to be used if the inside of the tubing is dirty or rusty. DOES NOT FIT THESE BRANDS: Honey Can Do, HDX, and Storage Concepts sold by Lowe's and Home Depot. Does not fit Eagle Brand Wire Shelving.