Hey there! Check out these seriously sturdy stem casters - you get a set of 4 that are perfect for furniture, carts, or anything that needs to roll smoothly but stay put when you want. The cool thing about these guys? They've got this safety dual locking feature that means your stuff won't go wandering off when you don't want it to. Made with tough carbon steel frames and polyurethane wheels that can handle some real weight without complaining. The 2-inch size is just right for most applications, and that 5/16-16 x 1 threaded stem makes installation pretty straightforward. Whether you're upgrading office chairs, workshop equipment, or moving heavy furniture around, these casters won't let you down. They swivel nice and easy too, so maneuvering around corners is no sweat. Honestly, if you're tired of wobbly wheels or things that don't stay where you put them, these are totally worth checking out. Plus, that dual lock gives you peace of mind - lock the wheel from rolling, lock the swivel from turning, or both! Pretty handy, right?