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Cap Barbell

Cap Barbell Adjustable Aerobic Step Platform

  • Weight Capacity Maximum: 300 pounds
  • Maximum Height: 8 inches
  • Number of Levels: 3
  • Material: Plastic

Last refreshed Jul 5, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

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ASIN: B09NLF7ZT9Model: HHBAIS-001GYCategory: Aerobic Step Platforms

Overview

Four included risers let the Cap Barbell Adjustable Aerobic Step Platform go from a 4 inch step up to 8 inches, on a 43.31 by 15.75 inch platform rated for 300 lbs.

One reviewer specifically noted the step should not double as a weightlifting bench despite being tempted to use it that way. Another reported the platform failing to seat correctly on the risers at one end, which they flagged as a safety concern rather than a minor inconvenience.

  • Includes 4 risers for 4, 6, or 8 inch height options
  • 43.31 x 15.75 inch platform, anti-slip surface
  • No-tool assembly, risers stack under platform
  • Rated for up to 300 lbs

Who it's for

Fits home gym users doing aerobic step, cardio, or step-based strength routines who want adjustable height without buying separate risers. It is not meant as a stable surface for lifting weights.

Pros and cons

Pros
  • Adjusts to 4, 6, or 8 inches with included risers
  • No tools needed, risers simply stack under the platform
  • Anti-slip surface and rubber grips reported as stable during use
Cons
  • One reviewer's unit had misaligned risers that would not lock on one end
  • Not recommended for weightlifting use despite the sturdy feel

Performance notes

The four included risers stack under the platform to raise the step height in 2 inch increments up to 8 inches, with no tools needed since the platform simply sits on top of the risers. The anti-slip surface and rubber grips underneath are meant to keep the platform from sliding during use. One reviewer's unit showed the underside rubber stoppers positioned differently on each end, which kept that end from locking onto the risers correctly.

Specifications

BrandCap Barbell
ModelHHBAIS-001GY
Dimensions & fit
Weight Capacity Maximum300 poundslower than 58% of 27 aerobic step platforms
Maximum Height8 inches
Item Weight20.1 poundshigher than 92% of 27 aerobic step platforms
Item Dimensions L x W x H43.3 × 15.7 × 7.9 inches
Construction & materials
MaterialPlastic
ColorGray W/Black Risers
Included components
Unit Count5
Included ComponentsAerobic Step, Four Risers
Warranty & support
Warranty Description30 days
Other details
Number of Levels3
Part NumberHHBAIS-001GY
Item Type NameAdjustable Aerobic Step Series

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Frequently asked questions

How tall can the Cap Barbell step platform go?

With all four included risers stacked, it adjusts to 4, 6, or 8 inches high.

Does the step platform require assembly?

No tools are needed, the platform simply sits on top of the stacked risers.

Can this be used as a weight bench?

It's built for aerobic step workouts; one reviewer specifically advised against using it for weightlifting.