VIDEO
Video Guide
DESCRIPTION
This Thunderbolt A10 Leg Press Squat Machine combines a 45-degree leg press, hack squat, reverse hack squat, and calf raise into one versatile lower body machine. It targets key muscles like the quadriceps, glutes, hamstrings, and calves while simulating the traditional squat for an effective workout. Its angled design reduces lower back strain, making it perfect for building strength and muscle mass in the legs.
This machine includes 4 weight posts and 6 storage posts. Constructed from tough 14-gauge steel, the machine supports an impressive weight capacity of up to 2200 lb, ensuring stability and safety during heavy lifts.
- Machine Weight – 375 lb
- Maximum Loading Capacity – 2200 lb
- User Height Range: 4.9 ft to 7 ft.
- Please note: This item requires assembly.
- Disclaimer: Weight plates are not included.
- Dimension: 91.7" D x 59.7" W x 60" H
>> ENHANCED SMOOTHNESS AND SILENCEWith its innovative double bar track design, the Thunderbolt A10 machine ensures exceptionally smooth and seamless movement with the upgraded nylon roller, replacing traditional linear bearings. This improvement enhances the seamlessness of each motion and significantly reduces noise, providing a quieter and more enjoyable workout experience. |
>> INCREASED CAPACITY AND VERSATILITYIt is equipped with 4 weight posts, doubling the capacity to help you push your limits and achieve greater results. The overhead crane can handle up to 1000 lb, enabling high-intensity exercises and consistent progression. Designed for users between 4.9 ft and 7 ft in height, it ensures a comfortable and adaptable fit, making it suitable for a wide range of individuals. |
>> SECURE AND DURABLEBuilt to withstand intense sessions, the plate-loaded carriage system is housed securely beneath the machine. 5 lockout positions on each side facilitated by a spring recoil mechanism simplify racking and unracking. An added 5 safety stoppers at the base ensure users are protected, preventing the machine from descending too low. |
SPECIFICATION
| Dimensions & Footprint | |
|---|---|
| Machine Weight | 375 LB |
| Machine Width | 59.7" (Including Weight Post) |
| Machine Depth | 91.7" |
| Machine Height | 60" |
| Lower Foot Plate Dimensions (W x L) | 27.6" x 24.4" |
| Upper Foot Plate Dimensions (W x L) | 29.8" x 18.9" |
| Lower Foot Plate Adjustable Positions | 4 (88°, 95°, 100°, 105°) |
| Upper Foot Plate Adjustable Positions | 6 (180°, 111°, 104°, 97°, 90°, 83° ) |
| Back Pad Dimensions (W x L) | 13.8" x 29.5" |
| Seat Pad Dimensions (W x L) | 20.5" x 11.8" |
| Shoulder Pad Dimensions (W x L) | 4.3" x 13" |
| Weight Post | 4 |
| Weight Post Length | 12.6" |
| Storage Post | 6 |
| Storage Post Length | 7.9 " |
| Weight & Storage Post Diameger | 1" & 2" |
| Weight Capacity | |
|---|---|
| Overall Capacity | 2200 LB |
| Sled Weight | 50 LB |
| Weight Loading Capacity | 1000 LB (4 Holders) |
| Weight Storage Capacity | 1200 LB (6 Holders) |
| Material | |
|---|---|
| Finish | Powder-Coated |
| Frame Material | Steel |
| Steel Type | 14-Gauge |
| Square Tube | 50mm x 70mm |
| Slide Mechanism | Nylon Roller |
📖 Thunderbolt A10 Installation Manual: Download
WARRANTY
Warranty Period
Ritkeep provides a comprehensive warranty coverage for a duration from the date of purchase. During this period, we guarantee that your product will be free from any defects in material, functionality, and workmanship. The warranty is exclusively applicable to the original purchaser of the product, as long as you remain the owner. It is important to remember that the warranty is non-transferable.
Construction
FOR ALL WARRANTIES * Warranty may be voided for any product which has been damaged due to negligent or faulty use, alteration, maintenance, storage or handling by the user. Any specific issues regarding a RitKeep product with which a customer is not satisfied will be reviewed on a case-by-case basis. Please note that our warranty does not apply to product or barbell service and maintenance. We recommend you properly service and maintain your product for life long product longevity.
** Warranty against bending does not cover any bar which has been damaged due to negligent or faulty use, alteration, maintenance, storage or handling by the user. Negligent or faulty use includes abusive dropping of the bar (i.e., dropping the bar on a box, bench, spotter arms or pins in a power rack, excessive dropping with insufficient or damaged bumpers, excessive dropping with iron plates, excessive dropping on concrete or similar surfaces, and similar usage). Any specific issues regarding a RitKeep product with which a customer is not satisfied will be reviewed on a case-by-case basis.
| Material | Warranty |
|---|---|
| Frames | 2 Year Warranty |
|
Pull-Down Bar, Dip Bar, Landmine, T-bar, Safety Arm, D-Shape Handle, J-Hooks |
1 Year Warranty |
| Wheels, Cables | 90 Day Warranty |
| Dumbbells | 2 Year Warranty |
| Weight Plate | 2 Year Warranty |
| Weight Bench | 1 Year Warranty |
To learn more about RITKEEP's Warranty Policy, please click here.

4-in-1 Lower Body Training Machine
Build your quads, hamstrings, glutes, and calves with four essential lower-body exercises: leg press, hack squat, reverse hack squat, and calf raises. The A10 combines them in one versatile machine, helping you build a complete lower-body training setup while saving valuable space in your home gym.

Two Grip Positions. Complete Control.
Upper and lower handles provide a secure, comfortable grip across different training positions, helping you stay balanced and in control during leg presses, hack squats, reverse hack squats, calf raises, and more.

Reinforced Frame. Greater Stability.
Six reinforced steel plates strengthen key connection points, while the 45° frame creates a stable triangular structure to reduce movement and provide reliable support during heavy training.
Frequently Asked Questions
What exercises can be performed on the Thunderbolt A10 leg press machine?
The Thunderbolt A10 is primarily designed for leg press and hack squat exercises, but can also be used for reverse hack squats and calf raises. This versatility allows users to target multiple lower-body muscle groups, including quadriceps, hamstrings, glutes, and calves.
How do I switch between leg press and hack squat modes on the Thunderbolt A10?
Switching between leg press and hack squat modes on the Thunderbolt A10 is simple and quick. You only need to install the leg press and hack squat machine's backrest pad on the upper or lower footplate to convert between these two functions in under a minute.
Is the Thunderbolt A10 compatible with Olympic weight plates?
Yes, the Thunderbolt A10 leg press hack squat machine is compatible with standard and Olympic-sized plates, allowing you to use your existing home gym equipment seamlessly.
Can the footplates be adjusted on the Thunderbolt A10 leg press machine?
Yes. The Thunderbolt A10 features 6 adjustable positions for the upper footplate and 4 adjustable positions for the lower footplate. This allows users of different heights and flexibility levels to customize the training angle for a more comfortable fit and optimal workout performance.
How can I adjust the safety stops on the Thunderbolt A10?
The Thunderbolt A10 features a dual safety system consisting of a stopper rail with five lockout positions and a safety limiter with five adjustable height settings. Set the safety limiter to the desired height before training. During your workout, simply pull both sides of the stopper rail outward to unlock it, reposition it as needed, and lock it back into place.
Is the machine noisy during operation?
No. The Thunderbolt A10 uses smooth roller bearings and precision rails, allowing for quiet operation suitable for home gyms.
























































































