Product Overview
Engage in fat-burning training without leaving the comforts of your home and no club membership fees by using the Stack Home Gym Station from Marcy! Created to combine superior functionality and the utmost convenience, this fitness gear features an ergonomic structure that includes arm and leg stations to let you efficiently perform a full-body workout at home.
This home gym system is made of a heavy-duty steel tube frame. With its powder-coated finish, the steelwork effectively resists damage from intense use, guaranteeing you an investment that is built to last! This home gym machine is equipped with dual function press arms that are great for executing upper-body exercises such as chest and pec fly pressing, while the bar is perfect for performing pulldown exercises, developing both the chest and the back while building shoulder strength. For dedicated bicep workouts using dumbbells or weights, the adjustable preacher curl bicep pad keeps you in a proper position without adding strain to your body.
You won’t have any excuse for missing out on leg day as this home gym system also showcases a leg workout station allowing you to add some lower body workout. The leg developer is designed with a pivot point to align knee joints and help keep them in a proper position, avoiding incorrect body form that may lead to injury. This system measures 56.5”(L) x 34”(W) x 79.5”(H). The package includes all necessary hardware along with instructions for hassle-free assembly. Achieve a stronger and healthier body with the Marcy Stack Home Gym Station!
Important Safety Information
Before beginning any exercise program, consult with your physician. It is essential to read and understand all instructions in this manual before assembling or using the Marcy Home Gym. Failure to do so may result in serious injury.
- Always inspect the equipment for worn or damaged parts before each use. Do not use if any components are compromised.
- Ensure all nuts and bolts are securely tightened before and after each workout session.
- Keep children and pets away from the equipment during use.
- Use the equipment only on a level surface.
- Wear appropriate exercise attire and footwear.
- Do not attempt to modify the equipment.
- Maximum user weight: 300 lbs.
Components and Features
The Marcy Home Gym is designed with high-quality materials for durability and effective workouts. Key components include:
- Heavy-Duty Steel Frame: Powder-coated for resistance against wear and tear.
- Comfortable Padded Seats: High-density boxed upholstery for support during exercises.
- Dual Function Press Arms: Allows for chest press and pec fly exercises.
- Leg Developer: Designed with a pivot point for proper knee joint alignment during leg workouts.
- 100lb Selectorized Weight Stack: Vinyl-coated for durability with a safety lock.
- High/Low Pulley System: Versatile for various upper and lower body exercises.
- Included Accessories: Shiver Bar, Lat Bar, Carabiners (x2), Ankle/Wrist Strap, Single Handle.

Figure 1: Overview of the Marcy Multifunctional Workout Station.

Figure 2: Key dimensions of the Marcy Home Gym.

Figure 3: Accessories included with the Marcy Home Gym.
Setup and Assembly
The Marcy Home Gym comes with all necessary hardware and detailed instructions for assembly. For a visual guide, please refer to the official assembly video provided by the manufacturer:
Video 1: Marcy 100 lbs Stack Home Gym Assembly (MKM-81030). This video provides a step-by-step guide to assembling your home gym.
Ensure you have adequate space and all components laid out before beginning assembly. It is recommended to have a second person assist with certain steps for safety and ease of installation.
Operating Instructions and Exercises
The Marcy Home Gym offers a wide range of exercises targeting various muscle groups. Below are examples of exercises you can perform:
Chest Exercises
The dual function press arms allow for effective chest workouts.

Figure 4: Chest Press using the dual action press arms. Ensure proper form by keeping your back straight and engaging your chest muscles.

Figure 5: Vertical Fly exercise. Move the pin to the storage position for this movement, focusing on squeezing your chest.
Back Exercises
Utilize the high pulley and lat bar for comprehensive back development.
Video 2: Marcy 100 lb Stack Home Gym Exercises (MKM-81030). This video demonstrates various exercises including lat pulldowns and high rows.
Leg Exercises
The leg developer allows for effective lower body workouts.

Figure 6: Leg Extension exercise. Focus on extending your legs fully and squeezing your quadriceps.

Figure 7: Leg Curl exercise. Position yourself to isolate your hamstrings for this movement.
Arm Exercises
Utilize the low pulley and various handles for arm isolation exercises.
Video 3: Marcy 100 lbs Stack Home Gym Features (MKM-81030). This video highlights various features and exercises, including bicep curls and tricep pushdowns.
Maintenance
Regular maintenance is crucial for the longevity and safe operation of your Marcy Home Gym.
- Cleaning: Wipe down the frame and upholstery with a damp cloth after each use to prevent rust and maintain hygiene.
- Lubrication: Periodically lubricate moving parts, such as pulleys and cables, with a silicone-based lubricant to ensure smooth operation and prevent wear.
- Inspection: Regularly check all nuts, bolts, and moving parts for tightness and wear. Replace any worn or damaged components immediately.
Troubleshooting
If you encounter any issues with your Marcy Home Gym, refer to the following common troubleshooting tips:
- Squeaking Noises: Check for loose bolts or parts that require lubrication. Apply lubricant to pulleys and cable pathways.
- Rough Cable Movement: Inspect cables for fraying or damage. Ensure pulleys are clean and lubricated.
- Weight Stack Sticking: Check the guide rods for debris or rust. Clean and apply a thin layer of silicone lubricant. Ensure the selector pin is fully inserted.
For issues not covered here, please contact Marcy customer support.
Specifications
| Feature | Detail |
|---|---|
| Brand | MARCY |
| Model Number | MKM-81030 |
| Dimensions (L x W x H) | 56.5 x 34 x 79.5 inches |
| Item Weight | 190 Pounds |
| Maximum Weight Recommendation | 100 Pounds (weight stack) |
| Material | Alloy Steel |
| Color | Black - 100 lbs |
| UPC | 096362993609 |
Warranty and Support
Marcy products are designed for durability and performance. For specific warranty details and customer support, please refer to the official User Manual (PDF) or visit the MARCY Store online.





