Service Caster 7/8 inch by 2 inch zinc plated modular square stem for 1/2 inch Series #20 bolt hole casters. Features a 1/2 inch - 13 by 1 inch threaded stud designed for secure installation into hollow 1/2 inch Series #20 bolt hole casters.
Includes (3) 17/64 inch mounting holes located 3/8 inch, 1 inch, and 1-5/8 inch from the base for flexible installation.
Designed to provide versatile mounting options, these modular stems easily attach to standard 1/2 inch bolt hole casters. The durable zinc plated finish resists corrosion for long lasting performance.