ET Training Systems

Darrick Ervin

ET Training Systems

P.O. Box 1924 Royal Oak, MI 48068
(248) 747 3336

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Type of Business: Manufacture & Retailer of Sporting Goods & Services

Welcome to ET Training Systems, home of the dForce Trainer training aids. Our products are use for developing high performance sports-specific muscles.

… We transform the ordinary athlete into the extraordinary athlete, … the extraordinary athlete into the elite athlete, and … the elite athlete into the best they can be.

ET Training Systems was founded as a research & development corporation to develop, design, manufacture and sell sports training aid products. Our company goal is to be the foremost authority on sports training aid devices in the world. Our products are designed for home use, travelers, professionals and amateurs of all skill levels.

About Darrick Ervin

Darrick Ervin, an American mathematician, inventor and publisher who originated the concept of a simple, portable and economical yet effective training aid exercising device used for developing high performance, sport specific, fast twitch muscle fibers and athleticism for a variety of sports.
The device is known as the dForce Trainer worldwide. The dFoce Trainer is a versatile training aid that allows you to emulate your sport specific mechanics against dynamic directional resistance to develop the fast twitch muscles fibers for your sport specific movements.


Accelerate, Acceleration, Bands, Baseball, Basketball, Bat Speed, Core, Football, Golf, Hockey, Jump, Rehab, Speed, soccer, Tennis, Track, Volleyball, Batting, Pitching, Shooting, Jumping, Power, Speed, Vertical, Leaping, Acceleration, Explosive, Quickness, Balance, Control, Fast, Strong, Training, Aids, Sport, Specific, Program, Workout

Written by

Tom Strubinger was raised in the Mid-West and has lived in South Florida since 1995. He got his first exposure to computer maintenance and programming in 1988, and has been the friend and neighbor everyone relied for computer help, ever since. In 2001 after 911 tragedy, he went back to school and started doing IT Support professionally. In 2004 SoFla Networking was incorporated as a LLC and has been thriving ever since. SoFla Networking now offers Complete IT Solutions including Web Design, SEO, and Social Media Marketing.

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