NIYIKOW 2 Pack Grip Strength Trainer
- Grip Strengthener
- NIYIKOW Hand Grip
- Carbon Black
- 5.6 ounces
- Better rated than 68%
- More reviewed than 96%
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How it ranks among the 72 grip strengtheners we track
4.6★ across 15,271 Amazon ratings, Bayesian-smoothed toward the category average.
15,271 Amazon ratings, weighted on a log scale so huge counts don't drown everything.
1,000+ bought on Amazon last month.
Brand identity, imagery, description and spec coverage.
The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 72 grip strengtheners we track - how the scorecard works · full grip strengtheners data report. Confidence: medium - useful but incomplete evidence.Last refreshed Jul 5, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.
Overview
This is a two pack of adjustable hand grippers from NIYIKOW, each dial-tunable from 22 to 132 pounds of resistance. They target forearm, wrist and finger strength for daily training rather than one heavy squeeze.
Spring-loaded grippers like this rely on a turn screw to change tension, and buyers who have run similar units for years note the spring is the part that eventually gives out. That is a normal wear point for this style of trainer rather than a defect specific to this pack.
- Adjustable 22-132 lb (10-60 kg) resistance per hand
- Sold as a 2 pack for simultaneous training
- Lightweight enough to carry in a bag or pocket
- Reinforced metal alloy and heavy-duty plastic housing
Who it's for
Suits people building grip and forearm strength for daily activities, musicians, climbers or shooters reinforcing the muscles used to rack a handgun slide. Less suited to anyone who wants a single fixed-resistance gripper instead of an adjustable dial.
What buyers say
From Amazon customer reviews.
Buyers describe real day to day payoff, from easier jar-opening to stronger wrists over weeks of use, and one reviewer credits regular use with a drop in blood pressure readings. Several call the build solid enough to expect it to last, though one long-time gripper user warns that springs on this style eventually fatigue and break after years of heavy use, as happened with their prior pair.
Strengths and trade-offs
Drawn from this product's published specifications.
- Printed resistance scale is not independently calibrated
- Spring-based mechanism wears with heavy long-term use
Specifications
| Brand | NIYIKOW |
|---|---|
| Model | NYK-2PackBlack |
| Dimensions & fit | |
| Item Weight | 5.6 ounces |
| Item Dimensions L x W | 6.1 × 3.9 inches |
| Construction & materials | |
| Material | NIYIKOW Hand Grip |
| Color | Carbon Black |
| Warranty & support | |
| Tension Supported | Heavy |
| Other details | |
| Style | NIYIKOW Grip Strength Trainer, Hand Grip Strengthener |
| Part Number | NYK-2PackBlack |
| Item Shape | NIYIKOW Hand Grip |
Other NIYIKOW grip strengtheners
How it compares
This product against the closest alternatives we track in grip strengtheners.
| Product | Amazon rating | Ratings | ProductDome score |
|---|---|---|---|
| NIYIKOW 2 Pack Grip Strength TrainerThis product | 4.6 / 5 | 15,271 | 4.4 / 5 |
| FitBeast Grip Strengthener Forearm Strengthener Hand Grips Strengthener KitFitBeast | 4.5 / 5 | 32,232 | 4.6 / 5 |
| KDG Hand Grip Strengthener 2 Pack Adjustable Resistance 10-130 lbs Forearm Exerciser，Grip…KDG | 4.4 / 5 | 15,031 | 4.5 / 5 |
| AIXPI Grip Strength TrainerAIXPI | 4.4 / 5 | 6,882 | 4.5 / 5 |
| D’Addario Varigrip Hand ExerciserD’Addario | 4.7 / 5 | 13,345 | 4.4 / 5 |
Similar grip strengtheners from other brands
Questions about the NIYIKOW NYK-2PackBlack
Common buyer questions answered straight from the product spec data - no fluff, no "it depends".
What resistance range does the NIYIKOW grip trainer cover?
It adjusts from 22 to 132 pounds (10 to 60 kg) using a turn screw at the base of each gripper.
Does the NIYIKOW 2 Pack come with one gripper or two?
It ships as a pair, so both hands can train with matching resistance settings.
Is the NIYIKOW grip trainer suitable for beginners?
Yes, the low end of the resistance range starts light enough for new users, and reviewers describe working up from around 20 reps to 50 reps over time.