About Us

Tsunami Bar, LLC is a South Carolina partnership LLC formed in Oct 2011 with David Abernethy (Master Strength and Conditioning coach by the CSCCa and Director of Strength and Conditioning at a Division 1 University) and Gordon Brown (retired United States Navy CAPTAIN, inventor and fiberglass composite’s professional) as members. Sales began in May 2012. Tsunami Bar® products (US Pat # 7,951,051 and other patents pending) are state-of-the-art flexible composite barbells and LAT pull down bars along with methods for using these products in the Strength and Conditioning of athletes and others interested in building strength, speed of muscle movement and conditioning of stabilizer muscles to improve one’s overall Power, Agility and Sport’s Specific abilities. Currently there are 9 Tsunami Bar® products including 6 flexible barbell bars and 3 LAT pull down bars. Other products are under development. All products have tailored flexibility and a FAT 2” grip. All Olympic plate weights and bumper plates can be used with all barbell products.

Tsunami Bar® products are manufactured and marketed by Performance Strength Designs, Inc. (PSD) of West Columbia, SC under a license from Tsunami Bar, LLC.

The Tsunami Bar® management team would like to thank all that are using our products and encourage you to post comments/suggestions on the social media links on our website.


Jan 7, 2011 – Gordon Brown attends Strength and Conditioning clinic to learn. David Abernethy was a speaker.

  • April 4, 2011 – Gordon met for 1st time with David Abernethy at Clemson.

  • April 2011 to present – Continuing development/refining of Tsunami Bar® and related ‘new’ products.

  • Oct 25, 2011 – Tsunami Bar, LLC formed in South Carolina with Gordon Brown and David Abernethy as Co-Founders.

  • Early 2012 – Furman University under direction of Tony Caterisano PhD FACSM begins extensive evaluation program on the Tsunami Bar®.

  • April 20, 2012 - Exclusive Licensing deal signed with Performance Strength Designs, Inc. for Manufacture and Marketing of the Tsunami Bar® flexible composite barbell.

  • May 9, 2012 – Original Tsunami Bar® first offered for sale at CSCCa in Orlando, FL.

  • Jan 30, 2013 – Tsunami Bar® wins ‘Best of Show’ Product Award at American Composite Manufacturer’s Association (ACMA) Annual ‘Conference & Expo’ – COMPOSITES2013.

  • May 2013 – Three (3) Scientific Research papers from Furman faculty professors to be presented at American College of Sports Medicine National meeting in Indianapolis, IN.

  • May 2013 – Additional Tsunami Bar® products projected to be introduced at CSCCa.

  • December 2013 - Tsunami Bar® product line becomes 9 strong.

  • February 2014 - New wedsite is launched.

Contact Us


Email: Preferred Method







Performance Strength Designs, Inc.

720 Chris Drive

West Columbia, SC 29169