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Philosophy Gym

Philosophy Gym Rubber Fixed Barbell

  • Item Weight: 30 pounds
  • Shaft Length: 36.5 inches
  • Grip Size: 1.1 inches
  • Grip Type: Knurled

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

Our verdict

A grab-and-go fixed weight bar for circuit training or physical therapy work, not a substitute for an adjustable barbell if you plan to increase load over time.

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ASIN: B09FVMFV4QModel: XB-S-304Category: Weightlifting Bars

Styles Available

10 LB20 LB30 LB50 LB70 LB80 LB90 LB100 LB110 LB

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Overview

A pre-loaded, fixed weight straight barbell from Philosophy Gym with a 36.5 inch, 1.1 inch diameter steel bar and rubber-coated weighted ends, sold in a 30 pound version among a range of 10 pound increments from 10 to 110 pounds.

Because the weight is fixed and rubber coated rather than loaded with removable plates, this bar is meant to be grabbed, used and racked again without setup, suiting circuit style training more than a barbell you plan to load progressively over time. Buyers choosing between sizes need to pick the exact pound rating they want, since each weight is a separate purchase rather than an adjustable unit.

  • 30 lb fixed rubber-coated barbell, 41.75 in overall length
  • 1.1 in diameter, 36.5 in steel bar
  • 6 in diameter, 2.25 in thick rubber ends
  • Available in 10 lb increments from 10 to 110 lbs

Who it's for

Gyms and home setups running circuit or interval classes, or anyone doing physical therapy work that calls for a fixed light to moderate load, are the intended use. Lifters who want to progress weight over time on one bar should get a standard bar with removable plates instead, since this is a single fixed weight.

Pros and cons

Pros
  • No setup, ready to grab and use
  • Rubber-coated ends protect gym flooring
  • Chrome-finished steel bar for durability
  • Sold in 10 pound increments from 10 to 110 pounds so you can match a specific load
Cons
  • Fixed weight means no in-bar progression, each weight is a separate purchase
  • Rubber ends add bulk versus a bare plate-loaded bar

Performance notes

The 36.5 inch steel bar has a 1.1 inch diameter grip section, with rubber-coated ends measuring 6 inches across and 2.25 inches thick that balance the fixed weight on both sides. The rubber coating is meant to protect gym flooring on racking and to hold up over repeated use, and the chrome finished steel construction is built for a commercial or heavy home gym setting.

Specifications

BrandPhilosophy Gym
ModelXB-S-304
Dimensions & fit
Item Weight30 poundshigher than 64% of 40 weightlifting bars
Shaft Length36.5 incheslower than 58% of 27 weightlifting bars
Grip Size1.1 inches
Construction & materials
MaterialAlloy Steel
Finish TypeChrome
Included components
Unit Count1
Other details
Grip TypeKnurled
Part NumberXB-S-304

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Frequently asked questions

What weight increments does the Philosophy Gym fixed barbell come in?

It is sold in 10 pound steps from 10 to 110 pounds, with this listing covering the 30 pound bar.

Do the weighted ends need to be loaded on?

No, the bar ships pre-loaded with fixed rubber-coated weights on both ends.

What is the bar's total length?

41.75 inches overall, with a 36.5 inch, 1.1 inch diameter steel bar.