Overview
The Rogue Thompson Fatbell is a revolutionary reimagining of the traditional kettlebell, co-developed with powerlifting legend Donnie Thompson. By repositioning the handle inside the bell—setting it dead center within an open-ended, cast-iron sphere—the Fatbell creates a "perfect geometric shape" where the athlete’s hand and the weight act as one. This center-mass design significantly reduces shearing force on the joints and improves load distribution across muscle and connective tissue, offering a safer and more efficient alternative for swings, presses, and explosive movements.
Product Page: Rogue Fitness - Rogue Thompson Fatbells
Key Features and Specifications
Innovation: Internal handle design based on original concepts by Donnie Thompson to maximize balance and performance.
Construction: Solid cast-iron construction for lifelong durability.
Finish: Signature Rogue black powder coat for a superior, chalk-friendly grip.
Handle Design: Ergonomic internal handle that scales in diameter based on the weight of the bell.
Identification: Color-coded stripe around the opening for quick weight recognition in busy gym environments.
Specialized Small Sizes: 9LB, 13LB, and 18LB models feature a second opening on the underside to accommodate athletes with smaller hands.
Stability: Features a precision-machined flat base (on models 26LB and up) to prevent rolling and allow for floor-based exercises.
Weights and Dimensions
The Fatbell series scales in diameter and handle thickness as weight increases to ensure structural integrity and ergonomic comfort.
| Weight (LB) | Bell Diameter (MM) | Handle Diameter (MM) | Base Type |
|---|---|---|---|
| 9 LB | 161 MM | 32 MM | Open-Ended |
| 13 LB | 172 MM | 32 MM | Open-Ended |
| 18 LB | 185 MM | 32 MM | Open-Ended |
| 26 LB | 194 MM | 37 MM | Flat Machined |
| 35 LB | 204 MM | 37 MM | Flat Machined |
| 44 LB | 214 MM | 37 MM | Flat Machined |
| 53 LB | 221 MM | 37 MM | Flat Machined |
| 62 LB | 230 MM | 37 MM | Flat Machined |
| 70 LB | 236 MM | 37 MM | Flat Machined |
| 88 LB | 244 MM | 37 MM | Flat Machined |
| 106 LB | 262 MM | 40 MM | Flat Machined |
| 150 LB | 286 MM | 40 MM | Flat Machined |
Performance Benefits
Reduced Joint Stress: The center-mass design places the weight closer to the center of the hand, virtually eliminating the "pull" or shearing force on the wrist and elbow common with standard kettlebells.
Optimal Balance: Acts as a hybrid between a dumbbell and a kettlebell, providing the stability of a dumbbell with the dynamic capabilities of a kettlebell.
Safety in High Fatigue: Unlike traditional kettlebells that can "flip" and strike the forearm during snatches or cleans, the Fatbell surrounds the hand, making it much safer to use when athletes are tired.
Versatile Utility: Ideal for a massive range of movements, including floor presses, renegade rows, lunges, lateral raises, and Turkish get-ups.
Enhanced Muscle Activation: Improved load distribution ensures that the targeted muscle groups receive the stress of the weight more effectively rather than the connective tissues.
Maintenance and Care
Chalk Cleaning: The powder coat is designed to hold chalk; use a stiff nylon brush to remove excessive buildup to maintain the intended surface texture.
Surface Protection: Wipe with a damp cloth to remove sweat and oils. Avoid using acidic or abrasive cleaners that could damage the powder coat.
Storage: Store on a flat, rubberized surface or a dedicated rack. For models 9LB–18LB, ensure they are placed securely as they do not have a flat machined base.
Humidity Control: To prevent surface oxidation, avoid storing Fatbells in unconditioned outdoor environments or high-moisture areas.
Frequently Asked Questions
Q: How is a Fatbell different from a standard kettlebell?
A: A standard kettlebell has the handle on top, causing the weight to "hang" and create leverage against your joints. A Fatbell puts your hand inside the weight, making the balance much more natural and reducing joint strain.
Q: Can I use Fatbells for standard dumbbell exercises?
A: Yes! Many users find Fatbells superior to dumbbells for presses and rows because the weight is perfectly balanced around the hand.
Q: Why are the lighter bells open-ended on both sides?
A: The 9LB, 13LB, and 18LB versions are smaller; the second opening ensures that users with different hand sizes can still comfortably grip the internal handle.
Q: Does the handle move or rotate inside?
A: No, the handle is solid cast as part of the single-piece sphere for maximum security and strength.