Semi Steel Cast Iron Swivel Threaded Stem Caster Set of 4 - Smooth

In this review the cast iron swivel threaded stem caster set is judged as a practical, heavy duty replacement option for workshop carts, equipment stands, and industrial furniture. The biggest reason to buy is obvious: these casters deliver solid build quality and a straightforward 300 lb per-caster capacity that adds up to a reliable 1200 lb total for four, making them a strong choice where durability and load capability matter most. The set includes 5 in x 1.25 in silver wheels with 1/2 in threaded stems and four total lock brakes for secure stationary positioning.

Key Features

• Semi steel cast iron construction: provides a rugged housing that stands up to hard use and keeps caster bearings aligned under load.
• 300 lb capacity per caster: supports heavy loads, giving a combined 1200 lb capacity that suits medium industrial and shop applications.
• 1/2 in threaded stem (13 TPI x 1-1/2): offers a common mounting style for threaded-socket furniture and equipment legs when thread size is confirmed.
• Total lock brakes on all four: lock both the wheel and swivel simultaneously for a fully stationary setup when needed.
• 5 in x 1.25 in wheel size: balances rollability and ground clearance for smoother movement over workshop floors and thresholds.

Who It's For

This set is aimed at shop owners, maintenance staff, and DIYers who need a dependable caster with a high per-unit load rating and positive lock capability. It works well on tool carts, heavy racks, portable machinery bases, and other equipment that must be mobile but also able to be secured firmly in place.

Those who should look elsewhere include users requiring soft tread wheels for delicate floors or specialized non-marking or vibration-isolating materials; also, buyers who are unsure of thread sizes should confirm existing thread gauges or consult a technician before ordering, since threaded stem fitment is critical.

Pros & Cons

Pros

• Solid build quality gives confidence in long term durability under heavy loads.
• Good rollability from the 5 in diameter wheels for common shop surfaces.
• Total lock brakes on each caster provide secure, complete immobilization.

Cons

• Threaded stem sizing can be tricky to measure, requiring verification before purchase.

Specifications

Brand	Service Caster
Wheel size	5 in x 1.25 in silver wheel
Stem	1/2 in diameter threaded stem (13 TPI x 1-1/2)
Capacity	300 lb per caster, 1200 lb total for set of 4
Brake type	Total lock brake (locks wheel and swivel)
Mounting height	5 in wheel = 6-1/8 in mounting height

Our Verdict

The semi steel cast iron swivel threaded stem caster set is a practical, value-oriented choice for anyone who needs dependable load capacity and firm locking. It is especially good for workshop and industrial use where durability and a positive total lock are priorities, provided buyers confirm threaded stem compatibility before ordering.

Frequently Asked Questions

Are the stems a standard size?
The set uses a 1/2 in diameter threaded stem (13 TPI x 1-1/2); verify with a thread gauge to ensure correct fit.

Do the brakes lock the swivel as well as the wheel?
Yes, the total lock brake simultaneously locks the wheel tread and the swivel for a complete stationary position.

What surfaces do these wheels suit?
The 5 in x 1.25 in silver wheels roll well on concrete and shop floors but are not specialized for soft or delicate flooring.