Skip to content

Language

12-4 Fast Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Cl

Sale Sale
Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25
Save $5.20 (7% off)

A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use on spot, panel, multi-panel and overall refinishing.

Why Pros Choose US Chemical & Plastics Fast

  • A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use on spot, panel, multi-panel and overall refinishing.

Compatibility

Compatible paint systems: Urethane, Clearcoat.

Specifications

Technical specifications for USC® 12-4 Fast Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Clearcoat
Part No. 12-4
Product Line USC
MFR Model 12-4
Standard/Approvals California Pro65 Warning: Cancer and Reproductive Harm
Manufacturer US Chemical & Plastics
UPC 037307001249
Brand USC®
Maximum Sale Quantity 12
Maximum Sale Day 7
Rubberized No
Color Clear
Container Size (qt) 1
Form Liquid
Type Fast
Mixing Ratio 4:1

About US Chemical & Plastics

US Chemical & Plastics 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

What size does US Chemical & Plastics USC come in?

This listing ships US Chemical & Plastics USC in a 1 (QT) container. Check the autofxmart catalog for other sizes and bulk pricing.

What is the mix ratio for US Chemical & Plastics USC?

US Chemical & Plastics USC uses a mix ratio of 4:1. Always measure activators and reducers accurately to maintain film properties and pot life — deviating from the ratio can cause adhesion or curing problems.

How fast does autofxmart ship US Chemical & Plastics USC?

Most in-stock orders for US Chemical & Plastics USC 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.

Is this US Chemical & Plastics product genuine?

Yes. autofxmart is an authorized distributor of US Chemical & Plastics 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 US Chemical & Plastics USC?

The MPN for US Chemical & Plastics USC is 12-4. 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 — most orders ship within 1 business day.
  • 30-day returns — buy with confidence.
  • Pro-shop pricing — bulk discounts available on request.
  • Expert support — questions? Email us at support@autofxmart.com.