Pulley, Single Sheave, Pulleys wheels are made of plastic and mounted securely in an aluminum housing with a hook on both the top and bottom for suspension, Size: 50mm
Inclined Plane Steel - Long Form, Made Of Heavy-Gauge Steel For Durability, Fits A 12 mm Rod, All Corners Are Rounded For Saftey, Use For Science Education Equipment, This Green Inclined Plane Is 48in Long & Straight As An Arrow, Heavy Steel With Rounded Corners
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