The kBox Ultimate System is the most comprehensive flywheel training solution offered by Exxentric. Built for professional sports performance, strength and conditioning, rehabilitation, and general fitness applications, it provides everything needed to create a fully customizable training environment.
The Ultimate System is designed to support a wide variety of exercises including squats, lunges, deadlifts, rows, presses, rotational movements, calf training, athletic performance work, and rehabilitation protocols. Flywheel resistance technology delivers resistance throughout both the concentric and eccentric phases of movement, helping users develop strength, power, speed, and control more efficiently than traditional weight-based systems.
With the largest selection of accessories available in a single package, the kBox Ultimate System provides a complete solution for facilities and athletes seeking maximum training versatility and long-term progression.
| Weight | 34 lbs |
|---|---|
| Dimensions | 39 × 25 × 9.1 in |
| kBox Platform | Lite, Pro |
| Flywheel | L, 3-pack (S-M-L), 5-pack (XS-S-M-L-L), 5-pack Pro (XS-S-M-L-XL) |
| Hip Belt | Medium-Large, Small-Medium, 2-pack (Small-Medium, Medium-Large), 5-pack (Medium-Large) |
| Harness Size | S-M-L, XS-S-M-L-XL, XXS-XS-S-M-L-XL-XXL, XXS x 5, XXL x 5 |
| kBar | Original, Knurled |
| Foot Block Functionality | Standard, Platform Extension |
| kBox Attachment Kit | Centered, 4-point |
| Accessory Rack | Wall Mounted, Freestanding, Flywheel Stand |
| kGrips | Original, A90 |
2 Year Warranty
Depending on the selected configuration, the system includes:
- kBox Lite or kBox Pro Platform
- Flywheel options (L, 3-pack, 5-pack, or 5-pack Pro)
- Hip Belt (Medium-Large, Small-Medium, 2-pack, or 5-pack options)
- Harness options (S-M-L, XS-S-M-L-XL, XXS-XS-S-M-L-XL-XXL, XXS x 5, or XXL x 5)
- kGrips (Original or A90)
- kBar (Original or Knurled)
- Ankle Cuffs
- Foot Block (Standard or Platform Extension)
- Elevation Blocks (2-pack)
- Extension Strap
- Decline Board
- Head Harness
- kBox Attachment Kit (Centered or 4-point)
- Cover Mat
- Accessory Rack (Freestanding, Wall Mounted, or Flywheel Stand)
- Flywheel Bag
- Angle Adjuster included at no additional cost
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kBox Ultimate System
Price range: $4,065.00 through $6,035.00
The kBox Ultimate System is Exxentric’s most complete flywheel training solution, designed for strength, power, performance, and rehabilitation. Featuring the widest selection of accessories, including flywheels, harness options, hip belts, attachment kits, accessory racks, and training attachments, it delivers unmatched versatility for athletes, professional sports teams, performance facilities, and rehabilitation clinics. Available with Lite or Pro platforms to suit different training environments.
Details
The kBox Ultimate System is the most comprehensive flywheel training solution offered by Exxentric. Built for professional sports performance, strength and conditioning, rehabilitation, and general fitness applications, it provides everything needed to create a fully customizable training environment.
The Ultimate System is designed to support a wide variety of exercises including squats, lunges, deadlifts, rows, presses, rotational movements, calf training, athletic performance work, and rehabilitation protocols. Flywheel resistance technology delivers resistance throughout both the concentric and eccentric phases of movement, helping users develop strength, power, speed, and control more efficiently than traditional weight-based systems.
With the largest selection of accessories available in a single package, the kBox Ultimate System provides a complete solution for facilities and athletes seeking maximum training versatility and long-term progression.
Shipping
| Weight | 34 lbs |
|---|---|
| Dimensions | 39 × 25 × 9.1 in |
| kBox Platform | Lite, Pro |
| Flywheel | L, 3-pack (S-M-L), 5-pack (XS-S-M-L-L), 5-pack Pro (XS-S-M-L-XL) |
| Hip Belt | Medium-Large, Small-Medium, 2-pack (Small-Medium, Medium-Large), 5-pack (Medium-Large) |
| Harness Size | S-M-L, XS-S-M-L-XL, XXS-XS-S-M-L-XL-XXL, XXS x 5, XXL x 5 |
| kBar | Original, Knurled |
| Foot Block Functionality | Standard, Platform Extension |
| kBox Attachment Kit | Centered, 4-point |
| Accessory Rack | Wall Mounted, Freestanding, Flywheel Stand |
| kGrips | Original, A90 |
Warranty
2 Year Warranty
What's Included
Depending on the selected configuration, the system includes:
- kBox Lite or kBox Pro Platform
- Flywheel options (L, 3-pack, 5-pack, or 5-pack Pro)
- Hip Belt (Medium-Large, Small-Medium, 2-pack, or 5-pack options)
- Harness options (S-M-L, XS-S-M-L-XL, XXS-XS-S-M-L-XL-XXL, XXS x 5, or XXL x 5)
- kGrips (Original or A90)
- kBar (Original or Knurled)
- Ankle Cuffs
- Foot Block (Standard or Platform Extension)
- Elevation Blocks (2-pack)
- Extension Strap
- Decline Board
- Head Harness
- kBox Attachment Kit (Centered or 4-point)
- Cover Mat
- Accessory Rack (Freestanding, Wall Mounted, or Flywheel Stand)
- Flywheel Bag
- Angle Adjuster included at no additional cost
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Need Help?
Not sure what you need?
Call, text us 925-461-5990 or email us for assistance
Fill out the form below, and one of our experts will reach out to you shortly.