Product Video
Plate-Loaded Shoulder Press MF-SP300
The MF-SP300 Plate-Loaded Shoulder Press features a converging press path for natural deltoid mechanics. 800 lb total capacity (400 lb per arm) with independent arm action. Dual grip positions — neutral and pronated — for varied deltoid emphasis. Counterbalanced arms starting at 12 lb per arm. Gas-assisted seat adjustment (one-touch operation). Integrated storage for 4 Olympic plates. 20° back pad angle for optimal shoulder alignment.
Key Features
82° Ergonomic Angle
Protects the rotator cuff by keeping the shoulder joint in its safe zone
Independent Arms
Each arm moves independently, accommodating left/right mobility differences
Converging/Diverging Path
Arms start wide and converge at the top for natural scapulohumeral rhythm
Gas-Assisted Adjustments
One-touch seat height and back pad positioning with numbered indicators
Counterbalanced Start
Low starting resistance makes the machine accessible to beginners and rehab patients
Technical Specifications
Construction & Materials
| Frame Material | 11-gauge steel, sealed bearings, gas-assisted seat |
|---|---|
| Steel Gauge / Wall Thickness | 11-gauge (3.0mm) structural steel |
| Footprint (L x W x H) | 56"L × 48"W × 58"H |
| Machine Weight | 365 |
Performance & Capacity
| Load Capacity | 800 (400/arm) |
|---|---|
| Max User Weight | 350 lbs (159 kg) |
Detailed Specifications
| Capacity | 400 lb per arm (800 total) |
|---|---|
| Arms | Independent converging |
| Starting Weight | 12 lb per arm |
| Seat | Gas-assisted adjustment |
| Horns | 4 Olympic |
| Back Angle | 20° |
| Color | Black/Gray |
| Back Pad Angle | 82° (optimal shoulder safety) |
| Arm Path | Independent converging/diverging |
| Grip Positions | Multi-grip, neutral and pronated |
| Adjustability | Gas-assisted seat, 12-position range |
| Starting Weight | Counterbalanced for low resistance |
| Upholstery | High-density foam, marine-grade vinyl |
| Finish | Electrostatic powder coat |
Warranty & Support
| Warranty | Lifetime frame, 3 years bearings, 2 years parts |
|---|---|
| Shipping & Delivery | Freight delivery; 2–4 weeks lead time. |