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Spherical gyroscopic wrist trainer, 13 cm diameter, matte finish, auto-start rotor visible inside

Generic gy34 Gyro 13 cm 7.1882 x 7.7978 x 7.8994 cm

SKU CH-G12G-1X9XE

Gyroscopic wrist trainer builds forearm and grip strength through auto-start rotor resistance

  • Size or dimensions7.1882 cm × 7.7978 cm × 7.8994 cm
  • Overall length13 cm
  • Overall width13 cm
  • Overall height7.1882 L x 7.7978 W x 7.8994 H centimeters
  • Key featuresno, no waranty
  • Auto-start gyro activates with a wrist flick for instant resistance training
  • 13 cm compact gyroscopic ball strengthens forearm, wrist and grip without weights
  • Gyroscopic resistance scales with speed to suit rehabilitation and athletic conditioning
  • Lightweight 7.1882 x 7.7978 x 7.8994 cm design fits in a bag for home, office or gym use
  • No batteries or cords required — pure rotational power for musicians, gamers and athletes

Gyro 13 cm Hand Exerciser

The Generic gy34 is a mechanical gyroscopic ball that generates resistance through rotor speed, requiring no batteries or external power. It targets forearm, wrist, finger and grip strength for athletes, musicians, gamers and anyone in physical rehabilitation. The unit measures 7.1882 x 7.7978 x 7.8994 centimetres and carries no warranty.

Suits Self-Paced Resistance Training

This device fits users who want portable, self-regulated exercise where intensity rises automatically with rotation speed. It is not suited for buyers who need quantified torque data, programmable resistance curves or a device that tracks repetitions and session history.

Check Wrist Range Before Ordering

Ensure your wrist can perform the flick motion needed to start the internal rotor and sustain a controlled spin. Verify you have enough clearance to rotate the 13 centimetre sphere safely without striking nearby objects.

How it compares

Measured against everything we stock in Digital Servos & Gyro Controllers, at today’s prices. Recalculated every night.

Price $16.99
Cheaper than about 80% of the 21 comparable items (median $27.99).

Specifications

Product
Brand nameGeneric
Model numbergy34
Size & build
Size or dimensions7.1882 cm × 7.7978 cm × 7.8994 cm
Overall length13 cm
Overall width13 cm
Overall height7.1882 L x 7.7978 W x 7.8994 H centimeters

Questions about this item

Does the gy34 need any external power source or batteries to start?

No, the gy34 uses auto-start technology; a simple wrist flick activates the internal rotor without batteries or cords.

Can the gy34 be used while recovering from a wrist injury alongside existing therapy tools?

Yes, the gy34 provides variable gyroscopic resistance suited for rehabilitation, complementing other therapy equipment without interference.

How can I verify the gy34 is generating resistance correctly after I begin spinning it?

As the rotor speed increases, you will feel a progressively stronger counter-force in your wrist and forearm, confirming proper operation.

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