Montana
Montana Big Sky MP4085-Q Slow Hardener, Viscous Liquid, Pungent
No reviews yet
WARNING: Cancer & Reproductive Harm
This product can expose you to chemicals known to the State of California to cause cancer and reproductive harm.Tap for details → P65Warnings.ca.gov
Authorized dealer
Ships within 2 days
30-day returns
Overview
Built for the job.
Our range of hardeners have been specifically designed to suit all shop conditions and shop requirements in combination with their companion MONTANA BIG SKY undercoats and clear coats. The range features the following hardener speeds - fast, medium, slow and extra slow for all possible applications from spot to panel…
Why Pros Choose Montana MON
- Our range of hardeners have been specifically designed to suit all shop conditions and shop requirements in combination with their companion MONTANA BIG SKY undercoats and clear coats. The range features the following hardener speeds - fast, medium, slow and extra slow for all possible applications from spot to panel to overall.
Specifications
| Part No. | MP4085-Q |
|---|---|
| Product Line | MON |
| Manufacturer | Montana |
| UPC | 842027104909 |
| Rubberized | No |
About Montana
Montana is a trusted manufacturer of professional auto body and refinish products used by collision repair shops and restoration specialists across North America.
Frequently Asked Questions
How fast does autofxmart ship Montana MON?
In-stock orders for Montana MON ship within 2 business days from our California warehouse, to the lower 48 states only. Standard ground delivery usually takes 2–8 business days after that. Freight-class items are quoted and scheduled separately.
Is this Montana product genuine?
Yes. autofxmart is an authorized distributor of Montana products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
What is the manufacturer part number (MPN) for Montana MON?
The MPN for Montana MON is MP4085-Q. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
Documents & Safety
Why Buy from autofxmart
- Authorized distributor — authentic, factory-fresh stock.
- Fast US shipping — orders ship within 2 business days, lower 48 only.
- 30-day returns — buy with confidence.
- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.
How to apply
Steps
1Clean and degrease the surface, then scuff as needed.
2Mask off surrounding panels and trim.
3Mix to the product's ratio and strain.
4Apply 2–3 even coats, flashing between each.
5Let cure fully before sanding, buffing, or assembly.
Specifications
Full data
Frequently asked
Good to know
Most in-stock orders for Montana MON ship the same or next business day from our US warehouse. Expedited options are available at checkout. Freight-class items may require an additional 1–2 days for carrier pickup.
Yes. autofxmart is an authorized distributor of Montana products. Every unit is factory-fresh, sealed, and backed by the manufacturer's standard warranty. If you have a concern, contact support@autofxmart.com and we will make it right.
The MPN for Montana MON is MP4085-Q. Use this number when cross-referencing against TDS, SDS, or legacy supplier catalogs.
What Our Customers Say
Thanks! Your review was submitted and will appear after moderation.
No reviews yet — be the first to review this product.
