Bernard Site Logo Tregaskiss Site Logo
1-855-MIGWELD (644-9353)
Sign In
Bernard Site Logo Tregaskiss Site Logo
Primary Menu ☰
  • Products
        • AccuLock S consumables family; contact tip, nozzles, diffusers and liner
        • Tregaskiss Robotic MIG guns - TA3 and CA3 models
        • MIG Gun Consumables
          • AccuLock™ Consumables
            • - AccuLock S Consumables
            • - AccuLock HDP Contact Tips
            • - AccuLock R Consumables
          • TOUGH LOCK® Consumables
          • Centerfire™ Consumables
          • Conversion Series Consumables
          • MIG Welding Gun Liners
        • Fume Extraction MIG Guns
          • Clean Air E™ Fume Extraction MIG Guns
        • Semi-Automatic MIG Guns
          • Air-Cooled MIG Guns
            • - BTB MIG Guns
            • - TGX™ MIG Guns
            • - S-Gun™ MIG Guns
            • - PipeWorx™ MIG Gun
          • Water-Cooled MIG Guns
            • - W-Gun™ MIG Guns
            • - T-Gun™ MIG Guns
        • Self-Shielded MIG Guns
          • IronPro™ Self-Shielded FCAW Gun
          • Dura-Flux™ Self-Shielded Flux-Cored Gun
        • Robotic MIG Guns
          • Air-Cooled MIG Guns
            • - TOUGH GUN® TA3 MIG Guns
            • - TOUGH GUN® CA3 MIG Guns
            • - TOUGH GUN I.C.E.® Technology
          • Water-Cooled MIG Guns
          • - 600 Amp Robotic Water-Cooled MIG Gun
        • Nozzle Cleaning Stations
          • TOUGH GUN® TT4E Reamer
          • TOUGH GUN® TT4A Reamer
          • TOUGH GUN® TT3 Reamer | Support
        • Fixed Automatic MIG Guns
          • Air-Cooled MIG Guns
            • - MA1 MIG Guns
            • - Auto Heads
        • Anti-Spatter Liquid
        • Shortstub
        • Parts and Components
        • Warranty
  • Configure My Gun
        • BTB Semi-Automatic MIG Gun
          • Configurator
          • Reverse Lookup
        • TGX Semi-Automatic MIG Gun
          • Configurator
          • Reverse Lookup
        • S-Gun Semi-Automatic MIG Gun
          • Configurator
          • Reverse Lookup
        • Clean Air E™ Fume Extraction MIG Gun
          • Configurator
          • Reverse Lookup
        • TOUGH GUN TA3 Robotic MIG Gun
          • Configurator
          • Reverse Lookup
        • TOUGH GUN CA3 Robotic MIG Gun
          • Configurator
          • Reverse Lookup
        • Tough Gun TT4 Reamer
          • Configurator
          • Reverse Lookup
        • MA1 and MW1 Fixed Automatic MIG Guns
          • Configurator
          • Reverse Lookup
        • AW2 Fixed Automatic MIG Gun
          • Configurator
          • Reverse Lookup
        • RW1 Robotic Water-Cooled MIG Gun
          • Configurator
          • Reverse Lookup
  • Industries
        • Lineup of cars and SUVs
        • White tractor trailer on road next to lake and mountains
        • View of steel girders on a construction site from ground level
        • Aerial view of tank manufacturing facility
        • Close-up of orange farm tractors
        • Automotive
        • Commercial Truck & Trailer
        • Construction & Infrastructure
        • General Manufacturing & Fabrication
        • Heavy Equipment
        • Large gas processing facility
        • Yellow train on the tracks with many railcars behind
        • Large ship under construction
        • Maintenance, Repair and Operations (MRO)
        • Offshore
        • Oil and Gas
        • Rail
        • Ship
  • Support
        • Amperage Blog
        • Tech Connection Product News
        • Spec Sheets and Owner’s Manuals
        • How-To Guides and Videos
        • Help Me Identify My Product
        • Technical Resources
        • Safety Data Sheets
        • CAD Model Request
  • About Us
        • Bernard

          Aerial view of Bernard office and manufacturing facility
        • Tregaskiss

          Tregaskiss facility in Windsor, ON
        • Press Releases
        • Careers
        • ITW Welding
        • Welding Industry Links
        • About Bernard
        • About Tregaskiss
  • Where To Buy
  • For Distributors
  • Literature Request
  • Contact Us

Need Assistance?

Our Customer Service and Tech Support teams are available to assist you Monday to Friday from 7:00 am to 4:30 pm EST.

Email

Phone: 
1-855-644-9353 (US and Canada)
+1-519-737-3000 (International)

Subscribe to Amperage

Sign up here to receive the Amperage e-newsletter from Bernard and Tregaskiss. Includes articles to help you get the most out of your MIG welding applications plus announcements, events, sweepstakes, product updates, and more. You can unsubscribe at any time. Please refer to our Privacy Policy or Contact Us for more details

Home / Documentation / How-To Guides / Video | Bernard BTB MIG Guns: Rear Load Liner Trim

Bernard® BTB MIG Guns: Rear Load Liner Trim

Learn how to correctly trim a rear load liner on the BTB Semi-Automatic MIG Guns

Post navigation

Previous: Video | Bernard BTB MIG Guns: Changing a Miller Power Pin
Next: Video | TOUGH GUN TA3 Robotic Air-Cooled MIG Gun Dual Shunt Cable Installation 5800


Related Products

BTB Semi-Automatic Air-Cooled MIG Guns

S-Gun™ Semi-Automatic Air-Cooled MIG Guns

Related Articles

Understanding MIG Gun Liners

Tips for Proper Liner Installation to Help Optimize MIG Gun Performance

Additional Resources

Configurator | BTB MIG Gun

FAQs | BTB MIG Guns

Configurator | S-Gun™ MIG Gun

Configurator | Clean Air E™ Fume Extraction MIG Gun

Show more...

Subscribe to Amperage

Sign up here to receive the Amperage e-newsletter from Bernard and Tregaskiss. Includes articles to help you get the most out of your MIG welding applications plus announcements, events, sweepstakes, product updates, and more. You can unsubscribe at any time. Please refer to our Privacy Policy or Contact Us for more details

Bernard Site Logo
  • Facebook
  • Instagram
  • LinkedIn
  • Tik Tok
  • YouTube
Tregaskiss Site Logo
  • Facebook
  • Instagram
  • LinkedIn
  • Tik Tok
  • YouTube
  • Consumables
    • AccuLock S Consumables
    • AccuLock R Consumables
    • AccuLock HDP Contact Tips
    • Centerfire Consumables
    • TOUGH LOCK Consumables
  • Bernard
    • BTB Air-Cooled MIG Guns
    • TGX Air-Cooled MIG Guns
    • Clean Air™ Fume Extraction MIG Guns
    • Self-Shielded Flux-Cored Guns
    • Semi-Automatic Water-Cooled MIG Guns
  • Tregaskiss
    • TOUGH GUN TA3 MIG Guns
    • TOUGH GUN CA3 MIG Guns
    • Fixed Automatic MIG Guns
    • Robotic Water-Cooled MIG Guns
    • Nozzle Cleaning Stations
  • Support
    • Amperage Blog
    • Tech Connection Product News
    • Help Me Identify My Product
    • Technical Resources
    • Request Literature
  • Company
    • Contact Us
    • Where To Buy
    • About Us
    • Brand Assets
    • Press Releases

Copyright 2025 Tregaskiss | All Rights Reserved

  • Terms Of Use
  • Privacy Policy
  • Cookie Notice
  • Terms and Conditions Of Sale
As manufacturers of semi-automatic, fixed automatic and robotic MIG guns and consumables, Tregaskiss and Bernard have earned a reputation as an experienced, dependable partner to its customers in the automotive, construction and fabrication, heavy equipment, ship, rail, general manufacturing, commercial truck and trailer, and oil and gas industries. Tregaskiss and Bernard offer air-cooled semi-automatic, fixed automatic and robotic MIG guns, water-cooled semi-automatic, fixed automatic and robotic MIG guns, reamers, nozzle cleaning stations, anti-spatter liquid, wire cutters, anti-spatter sprayers, clutches, welding consumables, nozzles, MIG welding tips, and MIG welding torches.