CarbonFlex Bar with Premium Grip

Name: CarbonFlex Bar with Premium Grip
Brand: Beyond Power
Rating: 4.67 (4 reviews)

The CarbonFlex Bar with Premium Grip is Beyond Power’s carbon-fiber cable attachment, built for the VOLTRA I smart trainer but usable as a general cable/functional-trainer bar for curls, rows, tricep presses, and similar single- or dual-handed pulling work. Its headline feature is a bearing- mounted center that lets the whole bar rotate freely as it’s pulled – both a self-funded YouTube reviewer and GymRadar’s owner sample single out how much lighter and smoother this feels than a traditional steel straight bar, with GymRadar’s 33 owning gyms rating it 4.67/5 overall (build quality 5.00/5, performance 4.75/5).

It ships in a 24” version (0.95 lbs) sized for curls and tricep work, or a 48” version (1.14 lbs) better suited to shoulder work; both carry an 882 lb (400 kg) load capacity built from carbon fiber, aluminum alloy, titanium alloy, and polyethylene. The one drawback reviewers note is a lack of knurling on the bare carbon shaft, making it slicker in-hand than a knurled steel bar – though neither reviewer found this a problem in practice. Coverage is still thin for this niche accessory (one video, a small GymRadar sample, no community discussion found), so treat it as an early-but-consistent positive signal rather than an exhaustively tested track record.

Grip	Molded premium grip section; bare carbon shaft has no knurling
Diameter	28 mm (1.1 in)
Material	Carbon fiber, aluminum alloy, titanium alloy, polyethylene
Rotation	Bearing-mounted center point rotates freely under load
Manufacturer	Beyond Power
Compatibility	Beyond Power VOLTRA I smart trainer (via compatible mounts); usable as a general cable/functional-trainer attachment
Load capacity	882 lbs (400 kg)
Length options	24" (0.95 lbs) or 48" (1.14 lbs)

What is a Cable Attachment?

What cable attachments are

Cable attachments are the handles and bars that clip to a cable machine, functional trainer, or lat/row station to change the exercise — lat bars, triceps ropes, single-D handles, row/close-grip handles, ankle straps, and more. A small set of them turns one cable stack into dozens of movements.

What to look for

A rotating swivel or ball-bearing joint keeps the cable from twisting and lets the handle track your arm; comfortable, durable grips (knurled metal, rubber, or coated nylon) survive heavy use; and a standard carabiner or snap fits most machines. Match the attachment to the exercises you actually train rather than buying a giant kit you won’t use.

How it compares

	CarbonFlex Bar with Premium Grip	10mm Stacked Selector Pin	Heavy Duty Carabiner Clips	American Gridiron Attachment
GymRadar rating	4.67/5	4.67/5	4.67/5	4.67/5
Price	$159.00	$39.95		$147.00
Grip	Molded premium grip section; bare carbon shaft has no knurling
Diameter	28 mm (1.1 in)
Material	Carbon fiber, aluminum alloy, titanium alloy, polyethylene	100% USA steel, precision-machined
Rotation	Bearing-mounted center point rotates freely under load
Manufacturer	Beyond Power			EliteFTS
Compatibility	Beyond Power VOLTRA I smart trainer (via compatible mounts); usable as a general cable/functional-trainer attachment
Load capacity	882 lbs (400 kg)
Length options	24" (0.95 lbs) or 48" (1.14 lbs)

4.7/5 · 4 GymRadar reviews

Reviews by source

Expert	4.67/5	4 reviews
Youtube	5.0/5	1 reviews

The CarbonFlex Bar with Premium Grip is a lightweight carbon-fiber cable attachment for Beyond Power’s VOLTRA I and general cable/functional-trainer use, and the two independent voices covering it agree closely: GymRadar owners rate it 4.67/5 across build quality, performance, and value, and a self-funded YouTube reviewer who replaced his old Rogue steel bar with it calls it a 10/10. Build quality is the standout – both sources single out how light and smooth the bearing-mounted rotating center feels versus a traditional steel bar. Durability is the least-verified dimension: the coverage is only weeks old at most, so nothing speaks to long-term wear, and the one reviewer who raised the question wasn’t sure it would hold up to heavy commercial-gym abuse (though he was confident about home-gym use).

+Build quality: "just sick light... very premium," with a bearing-mounted center that rotates smoothly through curls and tricep presses, unlike his old stainless steel bar (YouTube: Gear Mashers)
+Functionality: attachment ring makes clipping onto a cable/rig easier than a traditional bar, with no noise or roughness in the rotation (YouTube: Gear Mashers)
+Value: GymRadar owners rate value at 4.25/5 and the YouTube reviewer calls the $159 price "well worth it" for the build quality (GymRadar, YouTube: Gear Mashers)
+Versatility: the 24" length suits curls and tricep work and is compact enough to travel with; a 48" version is available for shoulder work (YouTube: Gear Mashers)
+Build quality: GymRadar's 33 owning gyms rate build quality 5.00/5 and performance 4.75/5 (GymRadar)

−Functionality: no knurling on the carbon shaft, so the bare bar is slick in-hand -- though the reviewer didn't find it a problem for curls (YouTube: Gear Mashers)
−Durability: unverified for heavy/commercial use -- the reviewer expects it to last a lifetime in a home or garage gym but wasn't sure how the carbon fiber holds up under commercial-gym abuse (YouTube: Gear Mashers)
−Durability: coverage is only weeks old at most, so there's no long-term wear data from any source
−Functionality: thin independent coverage overall -- one YouTube review and a four-review GymRadar sample with only one visible review body; no Reddit/community discussion turned up

$159.00

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