Service Caster 10mm diameter 1.50 TPI by 1-1/2 inch long zinc plated modular threaded 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.
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.