DIY CONCRETE DUMBBELL & KETTLEBELL MOLDS
We believe EVERYONE should be able to afford heavy dumbbells and kettlebells at home!
HOW IT WORKS
STEP 1: We ship you an empty container perfectly sized to weigh an exact amount once filled with CONCRETE.
STEP 2: Visit your local hardware store and grab some concrete! 80 lbs of concrete for as low as $4!
STEP 3: Fill the container, let it dry, and you will have a FULLY functional dumbbell or kettlebell!
SUMMER SUPER SALE!!!
SAVE UP TO 40%. Final Days. While supplies last!
(Code: No Coupon Needed)
Our Products
Bundle and Save!
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Dumbbell Mold (25, 40, 60, and 80 lbs)
Regular price From $16.95Regular priceUnit price per$23.95Sale price From $16.95Sale -
Kettlebell Molds (40 and 60 LBS)
Regular price From $18.95Regular priceUnit price per$25.95Sale price From $18.95Sale -
ROCK WEIGHTS FULL SET! (All products)
Regular price $179.95Regular priceUnit price per$263.00Sale price $179.95Sold out -
The 40 lb BUNDLE! (2 Dumbbells, 1 Kettlebell and Grip Tape)
Regular price $55.00Regular priceUnit price per$78.00Sale price $55.00Sold out
25 lb Mold is HERE!!
We've officially launched 25 lb Dumbbell and Weight Plate combo!! This might be our most exciting product yet! With its compact size and versatility, it is no surprise that it is already our fasting selling product!
Don't just take our word for it... here's actual reviews from hundreds of customers!
Rock Weights
ROCK WEIGHTS FULL SET! (All products)
Frequently Asked Questions
Do I need experience with Concrete?
Absolutely not. Concrete mix is as simple as Pancake mix. Simply add water, mix, and fill the mold!
Additionally, click here for in-depth tutorial to walk you through the entire process: Tutorial Video
What do I need from the Hardware Store?
The only essential product you need to pick up is Concrete Mix. Here's a link to the most popular option:
- 80 lb mix link: Link to Product
Optional helpful products
- 5 Gallon Bucket
- Gardening shovel or Concrete trowel
- Gloves
Does Rebar come with the Mold?
Every 40 lb Dumbbell mold comes with a pre-cut rebar for inserting down the handle. No other mold requires Rebar.
Are the molds sold individually?
Yes. You can buy single dumbbells or you can buy them in a bundle.
What is your Return Policy?
You have 60 days to receive a full refund if you change your mind! Simply send your products back to our warehouse and we will submit a refund immediately upon receipt.
*Please note: Products must be unused. MORE DETAILS HERE.
Now available on Amazon!
You asked. We listened. Now ordering is even easier! Click the link below to order your Rock Weights via Amazon!
OUR MISSION
Make DUMBBELLS and KETTLEBELLS affordable and accessible for ALL!
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Polycarbonate Materials
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American Made
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Patent Pending Design
EASY TO FOLLOW VIDEO TUTORIAL
Concrete is both affordable and easy to use! You can purchase 80 lbs of concrete mix for as low as $4! Simply pour into a bucket and add water! Click the link below to watch a tutorial walking you through the entire process of finishing your dumbbell and kettlebells!
