Guide wheel, grooved roller 4pcs U-roove Poulley regular roller casters for warehouse farm kitchen

Features:1. Made of high-quality material, these pulleys are durable, sturdy, and portable.
2. Internally lubricated with grease for smooth operation and quiet operation.
3. U-shaped groove design with a smooth surface that reduces friction.
4. There are a total of 4 pulleys in a set, which you can use for many projects.
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