
Product Information
The Fitness Master Steelflex JG4000S 4 Stack Jungle Gym is the ultimate multi-user fitness solution, accommodating up to four individuals simultaneously. Designed for professional gyms, this versatile power tower supports a variety of exercises, including lat pulldowns, low pulley rows, cable crossovers, and triceps extensions. Crafted with a durable powder-coated steel frame and carbon steel cables (tensile strength 950 kg), it ensures long-lasting performance. With four weight stacks totaling 390 kg and integrated water bottle holders, the JG4000S combines functionality, durability, and elegance for effective full-body workouts.



Product Features
The Fitness Master Steelflex JG4000S 4 Stack Jungle Gym is a versatile, commercial-grade machine
offering four independent workout stations, each equipped with a 215 lb weight stack.
It supports various exercises, including lat pulldowns, seated rows, tricep extensions, and cable crossovers, catering to multiple users simultaneously. Constructed with 11-gauge steel and a durable powder-coated finish, it ensures long-lasting performance.

Fitness Master Inc. Steelflex JG4000S 4-Stack Jungle Gym
Multi-User Training:
The JG4000S Jungle Gym supports up to four users with various exercises for a full-body workout.
Durable Construction:
Built with 11-gauge steel and a metallic silver powder coat, ensuring long-lasting durability.
Independent Stations:
Four workout stations, each with a 215 lb. weight stack for versatile exercises.
Advanced Cable System:
Features carbon steel cables with a tensile strength of over 2,090 lbs for smooth performance.
Additional Features
The Fitness Master Steelflex JG4000S 4-Stack Jungle Gym is a premium solution for multi-user training needs. Built with robust 11-gauge steel and finished in a sleek powder coat, it guarantees durability and a professional aesthetic. With independent workout stations, high-tensile strength cables, and a comprehensive accessory package, this machine offers unparalleled versatility.

Multi-User Capability
Accommodates up to four users simultaneously, making it ideal for group or individual training sessions.

Premium Durability
Features heavy-duty steel construction with a powder-coated finish for lasting strength and performance.

Customizable Stations
Four independent stations and adjustable pulleys provide tailored workouts for a variety of fitness goals.

Comprehensive Accessories
Includes nylon cable handles, lat bars, and a tricep rope to support a wide range of exercises.
About Steelflex
Steelflex specializes in high-performance fitness equipment, trusted by athletes, military facilities, and fitness enthusiasts. Their range includes durable cardio machines, strength training equipment, ergonomic exercise bikes, and robust jungle gyms. Designed for commercial and home use, Steelflex combines quality, innovation, and reliability to meet diverse fitness needs and goals.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Specifications
Main Frame: | 11 Gauge Low Carbon Steel oval tubing |
Frame Finish: | Two-coat powder process, electrostatically applied powder coat finish, gray silver |
Upholstery: | 2” rebonded scrap foam + 10mm high-density foam with CGPC PVC cold latex leather and durable double-stitched upholstery |
Handgrips: | Dipped PVC handle |
Driving System: | Cable |
Cables: | 7 × 19 carbon steel, tensile strength of more than 2090 lbs. (950 kg) |
Shroud: | 1T delicate steel safety cover / 3T acrylic delicate safety cover |
Weight Stack: | Low carbon steel weight plates for antirust, lower noise, and durable operation |
Standard Weight Stack: | 860 lbs. / 390 kg (4 × 215 lbs.) |
Accessories Included: | 5 nylon cable handles, 1 tricep rope, 1 short lat/row bar, 1 long lat pulldown bar |
Dimensions (L×W×H): | 141” × 92” × 87” (358 × 243 × 222 cm) |
Warranty & Returns
Return Policy
To request a return or refund, customers can use our contact form, email info@peakprimalwellness.com, or phone – (877) 689-4898 . Once the product is inspected and confirmed to be in brand new condition, we will initiate the refund, which typically takes 5–7 business days to post back to the original payment method. Refunds can be applied via the customer’s preferred method, including card or bank transfer. Shipping instructions and the return address will be provided upon contacting customer service. Please include photos if the product arrives damaged. Click here to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
What are the dimensions of the Fitness Master Steelflex JG4000S Jungle Gym?

The Steelflex JG4000S Jungle Gym measures 141" L x 92" W x 87" H (358 cm x 243 cm x 222 cm), providing a spacious and robust design.
What is the weight capacity of the Fitness Master Steelflex JG4000S Jungle Gym?

The gym features four independent weight stacks, each with a capacity of 215 lbs (860 lbs total), providing ample resistance for all fitness levels.
What materials are used in the construction of the Fitness Master Steelflex JG4000S Jungle Gym?

The JG4000S is constructed from 11-gauge low carbon steel with a durable powder-coated finish and features carbon steel cables with a tensile strength exceeding 2,090 lbs.
Does the Fitness Master Steelflex JG4000S Jungle Gym include safety features?

Yes, it is equipped with steel safety covers for the weight stacks and shrouds to ensure a secure workout environment.
What exercises can be performed with the Fitness Master Steelflex JG4000S Jungle Gym?

The JG4000S supports a wide range of exercises, including lat pulldowns, seated rows, tricep extensions, cable crossovers, and more, catering to full-body workouts.
Is the Fitness Master Steelflex JG4000S Jungle Gym suitable for commercial use?

Yes, it is built for both home and commercial gyms, offering professional-grade construction and versatile functionality.
Does the Fitness Master Steelflex JG4000S Jungle Gym require assembly?

Yes, assembly is required. The package includes detailed instructions and all necessary tools for a smooth setup.