Eisco Labs | SKU PH0291B

Double Pulley Block, 50mm

Plastic-framed double pulley block with two 50mm wheels, removable locking bearing pin, and end hooks for demonstrating compound mechanical advantage in pulley systems.

$6.99

Backorder
Free US Shipping $100+ 30 Day Free Returns

Product Description

This double pulley block features plastic pulleys (50mm diameter) carried in tough plastic frames. The bearing pin is easily removable with a locking arrangement to prevent accidental disassembly. Blocks are provided with hooks. Double pulleys are used to demonstrate mechanical advantage and compound pulley systems in physics experiments. Suitable for physics classrooms studying simple machines and force multiplication.

Shipping & Returns

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.

View full Shipping & Returns policy

Payment & Security

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.