Blog

RKC NYC Masks Socially Distanced Group Photo

Workshops in the time of the pandemic: What to expect at the RKC right now

Category_Coaching Jason Kapnick Oct 18, 2020

This year has been…a bit strange for the fitness industry. In the nearly seven months since we closed our gyms to “flatten the curve,” both society and the fitness industry has been turned upside down… Read more

Joe Boffi, RKC Team Leader Home Kettlebell Workouts

5 Important Considerations For At-Home Kettlebells Workouts

Category_Kettlebell Training Joe Boffi May 20, 2020

As a co-founder of Catalyst SPORT in NYC, I’ve been exposed to many different people—people just like you. One of the most common questions I get from both fitness professionals and enthusiasts is, “W… Read more

10 Reasons to Hire an RKC to Learn to Use Kettlebells

Category_Coaching Lori Crock Oct 15, 2014

Photo: Leenabee Photography An online fitness magazine caught my attention recently when the headline read, “The Problem with Kettlebells is …” The article explained that the problem is there are not … Read more

What Real Users of The IsoMax Have to Say

“Having been a Strength and Conditioning Coach for 40 years (33 years at the college level, 7 years at the high school level), I have seen a LOT of devices come and go. The IsoMax impresses me so much that I would definitely incorporate it into my program if I were starting all over again in my career. It'll defin… Read More

Rod Cole

Stephenville, TX

“Been working out since 1975. The Isomax has taken center stage. The combination of convenient, very effective isometrics and seeing the amount of force generated on each rep is phenomenal. Dragon Door's innovations are a godsend. I'm 70 and the strongest I have ever been.”

Bob Lorenz

Vernon, NY

“I have been able to gain more muscle mass and increased strength with the Isomax than with any free weights or weight machine. I am in my mid 40s and have been lifting weights since my late teenage years, but nothing I have tried compares to the Isomax!”

Mike Little

Lansing, NC

Excellent Isometric Trainer. Additional training technique to weights. Exercises your muscles differently than normal weights. For those people like me who have never trained isometrically they stimulate your muscles without risk of injury. Isometrics strengthens muscle strength / endurance in different ways to w… Read More

Tommy Cusack

London, England

I love my IsoMax. I am 55, I had the normal aches and pains you would expect for someone my age. Back, knee and tricep tendonitis. I have been using the IsoMax for 4 months, my aches and pains have faded to nothing. My blood pressure has also improved and i have effortlessly gained muscle. And i am only using it … Read More

Stu W.

Long Island, NY

Verbal diarrhea and a poorly organized format

Verbal diarrhea and a poorly organized format without much actionable info

Top notch product as always

Top notch product as always. Still holding my Russian reds.Yeah buddy!

It is a game changer for me

It is a game changer for me. It gave increditble feedback on the weights and duration. This kind of feedback is encouraging for setting goals in your strengh out put. Awesome. Bruce Lee would approve if he had this kind of feed back in his training.

a definite buy for bodyweight enthusiasts

excellent info with progressions;great photos

This 24kg is my 7th kettlebell from DD and it didn't disappoint

This 24kg is my 7th kettlebell from DD and it didn't disappoint. Same great finish, feel, balance, and inspiration to use as the previous 6.