K K-021DZ-K Weight Bench Review
Our verdict
The K K-021DZ-K is a carbon steel adjustable bench priced at $149.96 with a 4.4-star rating from 1,400 reviews. Its compact 31.8-inch length and 36.4-pound weight make it well matched to tight home gym spaces where floor footprint is a priority.
Check price on AmazonBest for
Home gym lifters who want a compact, carbon steel adjustable bench under $150 with a published footprint and a solid mid-range review record.
Skip if
You need a longer bench surface for full back support during flat pressing, or you prefer a lighter frame that is easier to drag between stations.
- Material Carbon Steel
- Weight 36.4 Pounds
- Dimensions 31.8"D x 14"W x 13.5"H
- Size 31" L
- Color Black
Our scorecard
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Owner rating4.4/5
4.4 average across 1,400 owner ratings
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Popularity3.7/5
1,400 owner reviews, more than most models here
The overall score is owner satisfaction weighted by how many reviews back it, so a high rating from few reviews counts for less. The bars below show where this model stands against the other home gym and fitness equipment we track in this category on price, popularity and size. Context, not marks against it, and our read of the data, not a lab test.
Overview
The K K-021DZ-K is built from carbon steel and priced at $149.96. At 36.4 pounds it is heavier than most alloy steel competitors in this price range, which reflects the denser carbon steel material. Dimensions are published: 31.8 inches deep by 14 inches wide by 13.5 inches high, with a seat length noted as 31 inches. The compact footprint suits small garages and spare rooms.
A 4.4-star average from 1,400 verified buyers is a strong result, and 400 units selling per month indicates consistent demand. The black carbon steel finish has a utilitarian look common to home gym equipment in this tier. The 14-inch pad width is slightly wider than some competitors, offering a bit more stability during pressing.
Note that the listed height of 13.5 inches is low by standard bench standards, which may affect positioning under a barbell in a squat rack. Verify the seated height works with your rack setup before purchasing.
Pros
- Carbon steel frame delivers a dense, rigid feel at $149.96
- Published dimensions (31.8 x 14 x 13.5 inches) simplify space planning
- 400 monthly buyers and 1,400 total reviews signal steady, verified demand
- 4.4-star average reflects high owner satisfaction at the mid-range price
- 14-inch pad width is a touch wider than many competing benches in this tier
Cons
- At 36.4 pounds, it is heavier than comparable alloy steel benches, making repositioning slightly more effort
- The 13.5-inch listed height is low; confirm it aligns with your rack j-hook position before buying
- Weight capacity is not published in the product data; verify on the listing
Specifications
| Material | Carbon Steel |
|---|---|
| Weight | 36.4 Pounds |
| Dimensions | 31.8"D x 14"W x 13.5"H |
| Size | 31" L |
| Color | Black |
Performance notes
The K K-021DZ-K's carbon steel frame provides a rigid base for adjustable incline and decline work. The compact 31.8-inch length is a deliberate trade-off: less floor space consumed, but slightly less pad surface for taller lifters who need full upper-back support during flat pressing. At 36.4 pounds the bench stays put during heavy sets. The 4.4-star score from 1,400 buyers is a reliable signal that the bench performs consistently for home gym use at moderate load levels.
What buyers say
Owners rate the K K-021DZ-K at 4.4 stars across 1,400 reviews, with 400 purchased last month. Positive feedback highlights the solid feel of the carbon steel and the compact dimensions. Critical notes point to the relatively low height and the heavier weight compared to alloy alternatives. Overall the community view is that this bench punches above its price for build rigidity.
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Frequently asked questions
What is the weight capacity of the K K-021DZ-K?
The capacity is not listed in the product data. Check the current Amazon product page for the most accurate figure.
How does the 13.5-inch height affect use with a squat rack?
Standard flat bench height is typically 17 to 18 inches. At 13.5 inches the K-021DZ-K sits lower, so verify that your rack's j-hook position accommodates this before buying.
Need more help choosing a bench?
Email hello@gymso.com and we can compare the K K-021DZ-K against other carbon steel and alloy options in this price range.