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Pickup available at 15930 Downey Avenue
Usually ready in 24 hours

Megatron 4-Stack Jungle Gym w/ Pec/Rear Delt & Functional Column
15930 Downey Avenue
15930 Downey Avenue
Paramount CA 90723
United States

Megatron 4-Stack Jungle Gym w/ Pec/Rear Delt Combo (Heavy Commercial)
Build a complete strength corner in one compact, high-output unit. The Megatron 4-Stack Jungle Gym combines four essential training stations—Pec/Rear Delt Combo, Low Row, Lat Pulldown, and an Adjustable Functional Column—into a single heavy commercial machine designed for busy gyms and serious training. Built from 11-gauge steel, finished with double-stitched commercial upholstery, and driven by aircraft-grade cables, Megatron is made to take daily abuse while delivering smooth, consistent reps. Best of all, it supports multiple users at once while taking up less space than four separate machines.
Station 1: Pec Deck / Rear Delt Combo (Quick-Change)
Get two key upper-body movements in one station—fast. The gas-assisted seat adjustment makes setup easy for all users, and the station switches from pec fly to rear delt with quick-action pop pins.
- Pec fly benefits: targets the chest through a controlled arc for strong contraction and cleaner form than free weights.
- Rear delt benefits: builds shoulder balance and posture support, helping round out pressing-heavy programs and reduce common shoulder imbalances.
Station 2: Dual Cable Low Row (Unilateral or Iso-Lateral)
The dual cable design lets users row one arm at a time (unilateral) or both sides independently (iso-lateral) to build balanced strength and cleaner movement patterns.
- Low row benefits: strengthens lats, mid-back, and scapular control for better pulling power and improved posture—especially valuable for athletes and general fitness members.
Station 3: Dual Cable Lat Pulldown (Unilateral or Iso-Lateral)
Train symmetrical strength without letting a dominant side take over. The dual cable lat pulldown supports unilateral and iso-lateral training so users can correct imbalances while still moving serious weight.
- Lat pulldown benefits: builds width and strength through the lats and upper back, supports pull-up strength, and reinforces strong shoulder mechanics.
Station 4: Adjustable Functional Column (Nearly Unlimited Options)
The fourth station is a true versatility engine. The adjustable pulley moves quickly from low to high and everything in between, with a 6' adjustment range to fit virtually any user and movement. With a 2:1 pulley ratio, it delivers smooth resistance and excellent control for both strength work and higher-rep training.
- Functional column benefits: ideal for cable presses, rows, chops, lifts, curls, triceps work, lateral raises, rehab-style movements, and sport-specific patterns—perfect for personal training, small group training, and general gym traffic.
Specs
- Dimensions: 140" L x 122" W x 94" H
- Machine Weight: 2,090 lbs
- Weight Stacks: 2 x 260lb & 2 x 190lblb stacks
- Starting Weight: 10 lbs
- Pulley Ratio (Functional Column): 2:1
- Construction: 11-gauge steel, double-stitched commercial upholstery, aircraft-grade cables
Megatron 4-Stack Jungle Gym w/ Pec/Rear Delt & Functional Column Features

Dual Handles on the Lat Pull & Low Row

Quick-Change Pop Pins: Pec Fly to Rear Delt

Quick-Change Pop Pin Functional Column

Machine Dimensions
Learn more
Megatron 4-Stack Jungle Gym w/ Pec/Rear Delt & Functional Column Specifications
- Product SKU
MT-FJG4-PD
- Dimensions (L x W x H)
140" L x 122" W x 94" H
- Recommended Live Area
176" L x 158" W x 94" H
- Machine Weight
- Weight Stack
2 x 260lb & 2 x 190lb weight stacks
- Starting Resistance
10 lbs
- Max User Weight
No Limit
- Warranty
- 10 Years Structural
- 1 Year Moving Parts & Wear Items
- 90 Days Paint, Upholstery & Cosmetic Items
- 90 Days Labor
Assembly Manual
Contact support if the assembly manual is missing or the button isn’t working.


Built with passion and precision
CRAFTED STRONG
Muscle D Fitness is the trusted choice for high-quality gym equipment, offering reliability, durability, and performance. Our products meet all fitness needs, making us the go-to brand for fitness professionals.
Megatron 4-Stack Jungle Gym w/ Pec/Rear Delt & Functional Column FAQ
How do I register my product for warranty?
To register your Muscle D Fitness product for warranty, plesae visit muscledfit.comand navigate to the “Warranty Registration” page. Complete the required field with your product and purchase details to activate your warranty coverage.
How long does shipping take?
Shipping times can vary depending on your location, the items ordered, and whether warehouse pre-installation is selected. Typically, orders are processed within 1-3 business days. If pre-installation is chosen, an additional 1-2 business days may be required. Once processed, standard shipping usually takes 7-14 business days. For more detailed shipping estimates, please refer to our Shipping Policy.
Can I track my order?
Yes, once your order has shipped, you will receive an email containing a tracking number and a link to track the status of your delivery. Our service team will also send a photo of your product before shipment to ensure it is damage-free. If you do not receive tracking information, please contact our support team for further assistance.



























































