The Marcy MD 3400/MD 3401 is a versatile 200-pound stack home gym designed for total-body strength training. Built with a heavy-duty steel frame, it combines multiple workout stations into a single footprint, enabling you to target your chest, back, arms, and legs without needing to switch cables.Â
Core Features & Specifications
- Weight Stack: 200 lb (90 kg) selectorized weight stack.
- Frame: 2″ round and 2″ x 2.5″ heavy-duty steel tubing with a powder-coated finish.
- Stations:
- Multi-Position Press Arm: 6 settings for chest, incline, and military presses.
- Dual-Action Leg Developer: Features a pivot point designed to properly align with knee joints for optimal biomechanics.
- High & Low Pulleys: Supports lat pulldowns, tricep pushdowns, bicep curls, and seated rows.
- Independent Butterfly Station: For targeting chest flies.Â
- Adjustability: Variable-height seat and a multi-position back pad with 4 angle settings.Â
Exercises Supported
- Chest: Flat flies, incline flies, flat/incline presses, and military presses.
- Arms & Back: Lat pulldowns, bicep curls, tricep extensions, and seated rows.
- Legs: Leg extensions and leg curls (via the leg developer).

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