Eisco Labs | SKU PH0291C

Pulley Blocks, Classroom Grade

Plastic-framed triple pulley block with three 50mm wheels, removable locking bearing pin, and metal hooks for compound-pulley mechanical-advantage and force-multiplication demonstrations.

$7.99

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Product Description

This triple pulley block features three 50mm diameter plastic pulleys carried in a tough plastic frame. The bearing pin is easily removable with a simple locking arrangement that prevents accidental disengagement. Metal hooks are provided for attachment. The pulley block is designed for physics classroom demonstrations involving mechanical advantage, force multiplication, and simple machine principles.

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SHIPPING

Ships from Rochester, NY. Orders received by 1:00 PM EST M-F typically ship same business day. Free US shipping on orders over $100. Expedited options available.

RETURNS

30-day return window. Unused items receive a full refund; used items are eligible for store credit or exchange. Return shipping is paid by the customer. Clearance items are final sale. Defective products? Contact us directly.

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