Weems & Plath Commercial Parallel Rule Chrome Arms - 24 in
An extra-long 24-inch parallel rule with rigid chrome arms, made for large charts.

Limited lifetime warranty from Weems & Plath on the movement, for as long as you own the instrument. View the warranty terms (PDF)
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Shipped insured and fully tracked directly from the manufacturer's warehouse in Denmark or England. Free delivery in the Netherlands from € 75.
14-day right of withdrawal under European law, with manufacturer warranty handled by us. Contact us first and we send you a return note.
Primarily for commercial use because of its length, this 24-inch (610 mm) parallel rule is made of durable acrylic with rigid chrome arms and handles.
Fewer steps, better accuracy
The longer the rule, the fewer times you need to walk it to the compass rose, which reduces error on big charts.
Ideal for the bridge, a generous chart table or the classroom.
Key features
- 24 in (610 mm)
- Durable acrylic
- Rigid chrome arms
- For large charts
Specifications
| Feature | Detail |
|---|---|
| Brand | Weems & Plath |
| Type | Parallel rule |
| Length | 610 mm (24 in) |
| Material | Acrylic, chrome arms |
| Weight | approx. 270 g |
| Warranty | Weems & Plath Limited Lifetime Warranty |
| Weems & Plath item number | 24 |
| EAN | 0721002003362 |
You may also like
Explore our parallel rules and plotters and dividers and compasses, or see the full range on our Weems & Plath brand page.
This piece comes from Weems & Plath of Annapolis, USA, makers of navigation instruments since 1928, and is supplied by Shipsclocks.com.
Frequently asked questions
Will it suit a small chart table?
It is long; consider a 15 in rule or the ParaLock for compact tables.
- Material
- Plastic
- Dimensions
- 610 mm
Download the manual and other documents for this product as PDF files, ready for your phone, tablet or computer.







