4 Pack U Groove Pulley Rollers With Overmolded Bearings, Plastic Sphere Wheels For Driving Doors And Mechanical Equipment, Durable And Smooth Operation For DIY Projects And Industrial Setups

4-Pack U-Groove Pulley Rollers with Overmolded Bearings
✔️ 4-piece set, U-groove wheel design, 8mm bore, durable and smooth

These four pulleys feature a U-groove design and overmolded bearings, built from metal and plastic with a black finish. They are suited for doors, windows, and various mechanical equipment, delivering smooth operation in DIY projects and industrial setups.

✅ Model: 0840UU
✅ Type: U-groove
✅ Material: Metal, plastic
✅ カラー：ブラック
✅ Inner diameter: 8mm / 0.3in
✅ Outer diameter: 39.5mm / 1.6in; Thickness: 20.1mm / 0.8in
✅ Weight: approx. 109g; Quantity: 4pc

💡 What is a U-groove pulley used for in doors and mechanical systems? This component helps guide cables smoothly and reduce wear in tight spaces. - guides rope along curved paths in doors and minor machinery - lowers friction and noise with internal grease lubrication - supports 8mm bore for small drive cables in compact setups - ideal for DIY projects and light industrial equipment

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