Quantum Storage Systems WR-RG Rigid Thermoplastic Resin Stem Caster, Polyurethane, 5" x 1.25"

The WR-RG stem caster is a single rigid thermoplastic resin caster that tracks in a straight line, providing stability across the base of a wire shelving unit. Tie bars are required to keep the caster correctly aligned.

Features:

• Single Unit
• Rigid Thermoplastic Resin Stem Caster
• Requires Tie Bars for Rigid Alignment
• Non-Marking Wheel