ESCO 70162K OTR O-Ring Installer Tool, RingMaster II Kit
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ESCO RingMaster II O-Ring Installer Tool Kit (70162K)
One-person O-ring installation for 3- and 5-piece rims up to 39"
Manual O-ring installer kit for large OTR wheels used in forestry, mining, and heavy equipment service. Designed for solo operation without prybars or makeshift leverage tools. Includes main tool, adjustable arms, push bars, and feet for safe, controlled O-ring and lock ring seating on 3-piece and 5-piece rims up to 39" diameter.
Key Features
One-Person Operation
Eliminates the need for multiple technicians or extra hands. Tool provides controlled leverage and positioning for safe solo installation work.
Fits Rims Up to 39" Diameter
Works on 3-piece and 5-piece rim designs. Adjustable arms and feet accommodate size variation across rim styles and diameters in heavy equipment service.
Prevents Installation Damage
Eliminates risk from improper O-ring seating or bead damage from manual pushing. Controlled tool leverage reduces injury risk to hands, shoulders, and back.
Complete Kit Included
All components packaged together: main installer tool, two adjustable arms with push bars, two adjustable feet, and accessories needed for immediate field deployment.
What's Included
- RingMaster II O-ring installer tool (Model 70162)
- Two adjustable arms with push bar (70163)
- Two adjustable feet assemblies (70163-1, 70163-2)
| Specification | Value |
|---|---|
| Brand | ESCO |
| Model | RingMaster II (70162K) |
| SKU | ESC-70162K |
| Rim Compatibility | 3-piece and 5-piece rims up to 39" diameter |
| Operation | One-person manual installation |
| Material | High-grade steel |
| Weight | 27 lbs. |
| Dimensions | 30" x 19" x 3" |
| Warranty | 1 year (does not cover misuse) |
Perfect For
- Forestry tire shops and equipment yards
- Mining and quarry tire repair operations
- OTR tire retread and repair facilities
- Mobile field service technicians and trucks
- Heavy equipment dealerships and maintenance
Frequently Asked Questions
What rim sizes does this tool work with?
The RingMaster II is designed for 3-piece and 5-piece rims from small diameters up to 39" maximum. The adjustable arms and feet accommodate size variation, so it handles the wide range of rim diameters used in forestry, mining, and heavy equipment service. Verify your specific rim design and diameter are within the 39" maximum before use.
Can I use this tool solo, or do I need a second person?
This tool is specifically designed for one-person operation. The leverage system and adjustable feet provide stable support and controlled positioning without requiring extra hands. This makes it ideal for mobile service trucks and field repairs where you may be working alone, and it eliminates the safety risks of trying to install O-rings manually or with makeshift tools.
What's the advantage over manual O-ring installation?
Manual installation using prybars or pushing equipment risks bead damage, O-ring misalignment, and serious hand and shoulder injury. The RingMaster II provides controlled leverage and accurate positioning that prevents these problems. You get faster, more consistent seating without physical strain or the risk of damaged rims and tires.
How does this compare to makeshift shop tools?
Homemade leverage solutions are unpredictable, difficult to position, and increase injury risk. This purpose-built tool provides ergonomic positioning, controlled force application, and repeatable results. It's safer for your crew, reduces rework from improper seating, and handles the heavy-duty requirements of OTR tire service without equipment strain.
Does the kit come with everything I need?
Yes, the complete RingMaster II kit includes the main installer tool, adjustable arms with push bars, and adjustable feet. Everything required for immediate O-ring installation work on 3- and 5-piece rims is included. No additional equipment purchase is necessary to start using it.
What maintenance does this tool require?
Minimal maintenance is needed for steel construction. Keep the tool clean and dry when not in use. Inspect adjustable joints and feet periodically to ensure they move freely. The one-year warranty covers manufacturing defects but does not apply to damage from misuse, so proper handling and storage extend tool life significantly.
California Proposition 65 Warning
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.p65warnings.ca.gov.
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