Production Basics 8972 - 4" Locking RTW Table Casters, Height Adjustable, Set of 4 (Blue)
Add mobility to your RTW Table. Specifies a specially designed RTW leg that maintains 30"-36" height adjustment in 2" increments. Ships with four (4) 4" diameter thermoplastic rubber tread swivel/locking casters.
CANNOT retrofit existing table to this height range.