Wrist Gyro Power Ball

Without LED

$19.99

PrimeBuild™ Wrist Gyro Power Ball – Auto-Start Gyroscopic Wrist Trainer, LED Option

Strength

Wrist Gyro Power Ball – Auto-Start Gyroscopic Wrist Trainer, LED Option

$19.99

Free US shipping

Earn 3% back in PrimeBuild Cash How it works

Choose your style

Without LED$19.99 5-Color LED$24.99

Free US shippingEstimated delivery in 11–12 business days, with tracking
Tracked shippingEvery order ships with tracking
Secure checkoutSSL-encrypted payments
Damaged or wrong item?Report it within 48 hours of delivery and we will resolve it

Shipping policy Returns policy

Shipping

This item ships free to the US. Estimated delivery: 11–12 business days after you order (1–2 business days to prepare plus transit). Every order includes tracking. Shipping policy

Returns & refunds

We accept returns for defective, damaged or incorrect items. Report the issue within 48 hours of delivery with clear photos of the item and packaging to primebuildfit@gmail.com. Change-of-mind returns are not accepted. Approved refunds are issued to your original payment method within 10 business days. Returns policy

Gyro ball with purple and blue LED glow and black wrist strap

Wrist trainerStrength

Wrist Gyro Power Ball

Spin it up and feel the pull

An auto-start gyroscopic wrist ball, about 2.76 x 2.17 in, with a built-in self-start spring, a wrist strap and no batteries needed. Choose it without LED or with a 5-color LED.

Auto-start
No batteries
Wrist strap
LED option

From: $19.99

Choose your style See how it works

Wrist Gyro Power BallSpin it up. Feel the pull.Auto-start springNo batteriesWrist strap includedWith or without LEDWrist Gyro Power BallSpin it up. Feel the pull.Auto-start springNo batteriesWrist strap includedWith or without LEDWrist Gyro Power BallSpin it up. Feel the pull.Auto-start springNo batteriesWrist strap includedWith or without LEDWrist Gyro Power BallSpin it up. Feel the pull.Auto-start springNo batteriesWrist strap includedWith or without LED

What it's for · How to use

Work your wrist, hand
and forearm in spare minutes

A pocket-size auto-start gyro ball that pulls back harder the faster you spin it, to work your hand, wrist and forearm; no batteries, optional LED.

1. Wind the rotor
Push the rotor firmly in the direction of the arrow.
2. Release
Let go with your thumb; the built-in spring starts the rotor.
3. Circle your wrist
Rotate your wrist to speed it up; stop and it slows down on its own within about 30 seconds.

See it in action

Spin it up.

A quick look at the gyro ball and the LED version.

PrimeBuild 5-color LED wrist gyro ball with metal core and wrist strap

What it does

Small ball,
big pull

Auto-start
Built-in spring starts the rotor; no string to pull.
Speed-based resistance
The faster you spin, the more it pulls.
LED option
The 5-color LED version lights up as speed increases, powered by the spin.
No batteries
Nothing to charge.
Wrist strap
Strap included.
Quiet bearings
Low noise while spinning.

Hand spinning the glowing wrist gyro ball at a desk with the strap around the wrist, in use

Gyro ball size: 70 mm wide and 55 mm tall — Size guide

The details

Specs and
what's included

One gyro ball in the style you select, plus a wrist strap.

Specifications

Size: Approx. 2.76 x 2.17 in (70 x 55 mm)
Start: Automatic (spring)
Power: None needed
Options: Without LED (clear), 5-Color LED (with metal core)
Shipping weight: Approx. 10.7 oz (302 g)
In the box: 1 gyro ball, 1 wrist strap

Measurements are approximate.

Ideas

Ways to
use it

General ideas to get you started.

How to use: wind the rotor, release, rotate the wrist and stop

1. Grip and forearm work
Short spinning sets for wrists and forearms.
2. Climbers and racket players
A few minutes between sessions.
3. Desk breaks
Quiet enough for the office.
4. A fun gift
Small enough for a pocket.

Start slowly. Wear the wrist strap and do not touch the spinning core. Start slowly and stop if your wrist feels uncomfortable.

FAQ

Questions,
answered

Something else on your mind? Our team answers from the contact page.

Contact us

How do I start it?

Push the rotor firmly in the direction of the arrow to wind it, release your thumb, then rotate your wrist in a circle to speed it up.

Does the LED need batteries?

No. The LED version is powered by the spinning rotor.

How do I stop it?

Stop rotating your wrist and the ball slows down and stops on its own within about 30 seconds.

How much does shipping cost and how long does it take?

Shipping is free on every order to US addresses, with no minimum. Orders are handed to the carrier within 1-2 business days after payment, and every order ships with tracking. The estimated delivery time for this product is 11-12 business days in total, including processing. We ship to US addresses only.

What is the return policy?

If an item arrives defective, damaged or incorrect, email primebuildfit@gmail.com within 48 hours of delivery with your order number and photos. We will resolve it with a replacement or a refund to your original payment method, usually without you having to send the item back. Returns for change of mind or sizing preference are not accepted.