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Arrives: Monday, July 13
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Astro 4538 Economy Air Undercoat Gun

4.4 out of 5 stars 159 ratings

Price: $14.65 FREE Shipping on your first order. Details & FREE Returns
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Available at a lower price from other sellers that may not offer free Prime shipping.
    This fits your .
  • Make sure this fits by entering your model number.
  • Applies a top quality undercoat to vehicles to fight rust and stone ships
  • Applies all popular brands of undercoat in any viscosity
  • Unit comes with 2 tubes: 3-1/4-inch Long with 5/16-inch ID and 7-1/4-inch Long with 1/4-inch ID
  • Quick disassembly for faster cleanups
  • Lightweight Weight 0.65-pound
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New (10) from $17.99 + FREE Shipping

Frequently bought together

  • Astro 4538 Economy Air Undercoat Gun
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  • +
  • HDX FG32HD3-21 Sprayer Bottle, Semi-Transparent
Total price: $63.93
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Product description

From the Manufacturer

The Astro Pneumatic 4538 Economy Air Undercoat Gun is designed to apply undercoating, gravel guard, liquid bed liners, sound deadeners and gel coats. Range of use includes body shops, fabrication shops, industrial, marine and other professional markets.


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Technical Details

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Legal Disclaimer

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.


Customer Questions & Answers

Customer reviews

4.4 out of 5 stars
4.4 out of 5
159 customer ratings
How does Amazon calculate star ratings?
Reviewed in the United States on October 13, 2018
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3 people found this helpful
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Reviewed in the United States on October 25, 2019
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3 people found this helpful
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Reviewed in the United States on November 11, 2018
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2 people found this helpful
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Reviewed in the United States on June 19, 2019
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4 people found this helpful
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Reviewed in the United States on December 6, 2015
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Reviewed in the United States on April 29, 2020
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Reviewed in the United States on February 17, 2019
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Reviewed in the United States on November 1, 2016
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Top international reviews

JR
5.0 out of 5 stars Works with thick undercoating!
Reviewed in Canada on December 3, 2018
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5 people found this helpful
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Hello2131
4.0 out of 5 stars The thread pitches aren't a perfect match but it works
Reviewed in Canada on February 7, 2018
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4 people found this helpful
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justolebob
3.0 out of 5 stars Look Closely at product....not plug and play
Reviewed in Canada on September 11, 2019
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Michael
1.0 out of 5 stars Spray gun for undercoating and bedliner
Reviewed in Canada on September 29, 2019
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One person found this helpful
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Serge B.
4.0 out of 5 stars Bouteille HDX Home Depot ou bouteille Round up 1l visse bien
Reviewed in Canada on August 11, 2019
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lance perrault
3.0 out of 5 stars You get what you pay for
Reviewed in Canada on January 31, 2020
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Aaron Hall
3.0 out of 5 stars Doesnt screq on very well
Reviewed in Canada on July 14, 2019
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farmer
5.0 out of 5 stars Got for bro
Reviewed in Canada on March 8, 2020
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Dan Heit
3.0 out of 5 stars No can
Reviewed in Canada on March 13, 2020
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Todd Mills
5.0 out of 5 stars Good for small jobs
Reviewed in Canada on November 1, 2018
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Paul S
5.0 out of 5 stars Works exactly as promoted!
Reviewed in Canada on November 22, 2018
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Kent
1.0 out of 5 stars sprayer doesn't fit on any of the three under spray/bed ...
Reviewed in Canada on August 10, 2017
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michel
5.0 out of 5 stars Parfait
Reviewed in Canada on September 19, 2018
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Iori P.
5.0 out of 5 stars Good
Reviewed in Canada on November 22, 2018
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ken m.
2.0 out of 5 stars 1 of 2 had a porus/leaky casting. seller replaced it. both working well. Happy.
Reviewed in Canada on December 27, 2018
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