Crain No. 520 Swivel-Lock Power Stretcher
Crain Tools
Crain No. 520 Swivel-Lock Power Stretcher
$903.78
Unit price
The Crain No. 520 Swivel-Lock Power Stretcher is a professional carpet power stretcher with a swivel head and adjustable pin depth, built to handle standard rooms and complex, angled layouts.
Specifications
| Swivel Head | 60° swivel with 5 locking positions (straight 0°, 15°, and 30° angles) |
| Reach | Adjusts from 37 inches to 23 feet; extendable further with additional tubes |
| Pin Depth | Adjustable via a pin depth adjustment bar secured by two screws, to accommodate varying carpet thicknesses |
| Stretch Control | Stretch-Lock button allows partial, controlled stretches |
| Manufacturer SKU | 520 |
What's Included
| Crain No. 520 Swivel-Lock power stretcher head |
| Lever extension tube |
| 3 extension tubes |
| Transfer tube |
| Folding tail block |
Key Benefits
- Swivel head with 5 locking positions simplifies stretching patterned carpet and irregular room angles
- Stretch-Lock button gives finer control during partial stretches
- Adjustable pin depth bar accommodates different carpet thicknesses without swapping tools
- Modular tube set extends reach up to 23 feet for large rooms and hallways
Available through PreFloorTools.com.
Quantity
Guides for this tool
How-to, setup and maintenance from the PreFloor Knowledge Center.
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Power Stretcher Care and Common Wear Parts
Keeping a Crain or Roberts power stretcher working: pin depth, lubrication, the wear parts that fail first, and their part numbers.
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Setting Up a Power Stretcher: Tubes and Stretch Patterns
Setting up a power stretcher: head placement, pin depth, tail block bracing, tube runs and CRI's seven-step stretching sequence.
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Power Stretcher vs Knee Kicker
Why CRI 105 makes power stretching mandatory, what a knee kicker is actually for, and how much stretch carpet needs.
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Carpet Ripples and Re-Stretching
What CRI says causes carpet wrinkles and buckles, and the steps for a proper re-stretch, including the adjoining rooms.
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