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locking tuners 3x3

Skip it44/100

a small market ($52K/yr) — locking tuners 3x3 doesn't clear our bar today.

Market/yr

$52K

Growth (1y)

+152.8%

Products

37

Brands

4

was 8 a year ago

Sellers

47

Price range

$22.95–$142.67

Returns

4.6%

Rating

4.7★

44/100

Skip it

Scored 44/100 across market size, growth, competition, quality gap, and returns.

Market sizeGrowthCompetitionQuality gapReturns
Market size
3
×0.30
Growth
71
×0.30
Competition
68
×0.20
Quality gap
23
×0.10
Returns
63
×0.10

Demand

Weekly Amazon search volume, last 88 weeks — +152.8% year over year.
3K2KHoliday '24Spike '25Prime Day '25Black Friday '25Spike '26Nov '24Feb '25May '25Aug '25Nov '25Mar '26

Seasonality

Monthly demand index across the year — 1.00 is average.

Peak months: Aug, Sep, Oct, Nov · busiest ÷ quietest = 2.2×

Competition

62%Tonebird
  • Tonebird62%
  • Grover26%
  • guyker11%
  • Fender1%
  • Other0%

The top 5 products take 44% of clicks — established leaders, but buyers still shop beyond them. 4 brands and 47 sellers compete here.

Brands

4 falling

was 8 a year ago

Sellers

47

Top 5 brand share

100%

#ProductBrandPriceRatingReviewsClick shareTrend
3Grover$54.434.7★1268%rising
15Grover$52.894.7★8932%falling

Product shelf

All 37 tracked products in this niche.

Grover 502C ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Tuning Keys with Tonebird Dunlop Polish Cloth Bundle Tuner Heads with Kidney Button

Grover 502C ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Tuning Keys with Tonebird Dunlop Polish Cloth Bundle Tuner Heads with Kidney Button

Tonebird

$108.334.6★35 reviews

Grover 406C Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Mid-Size Mini Tuning Keys with Tonebird Dunlop Polish Cloth Bundle Tuner Heads with Small Kidney Button

Grover 406C Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Mid-Size Mini Tuning Keys with Tonebird Dunlop Polish Cloth Bundle Tuner Heads with Small Kidney Button

Tonebird

$78.284.4★14 reviews

Grover 102N Rotomatic Tuners - 3+3 - Nickel

Grover 102N Rotomatic Tuners - 3+3 - Nickel

Grover

$54.434.7★126 reviews

Grover 502CK ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Tuning Keys Tuner Heads Keystone Button with Tonebird Dunlop Polish Cloth Bundle

Grover 502CK ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Chrome Tuning Keys Tuner Heads Keystone Button with Tonebird Dunlop Polish Cloth Bundle

Tonebird

$108.295.0★10 reviews

Grover 135N Deluxe Vintage Guitar Tuning Machines Tuner Keys Nickel Set 3+3 14:1 Ratio Green Key Keystone Button with Dunlop Polish Cloth Bundle LP Les Paul Style Replacement Upgrade Tuners

Grover 135N Deluxe Vintage Guitar Tuning Machines Tuner Keys Nickel Set 3+3 14:1 Ratio Green Key Keystone Button with Dunlop Polish Cloth Bundle LP Les Paul Style Replacement Upgrade Tuners

Tonebird

$64.804.7★33 reviews

Grover 102N ROTOMATICS Guitar Tuners Tuning Machine Set 3+3 Nickel Keys Kidney Button 14:1 Gears for Acoustic or Electric with Tonebird Dunlop Polish Cloth Bundle

Grover 102N ROTOMATICS Guitar Tuners Tuning Machine Set 3+3 Nickel Keys Kidney Button 14:1 Gears for Acoustic or Electric with Tonebird Dunlop Polish Cloth Bundle

Tonebird

$67.035.0★8 reviews

Grover 502G ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Gold Tuning Keys Kidney Button Tonebird Dunlop Polish Cloth Bundle Tuner Heads

Grover 502G ROTO-GRIP Locking Rotomatics Guitar Tuners Tuning Machines Set 3+3 18:1 Gold Tuning Keys Kidney Button Tonebird Dunlop Polish Cloth Bundle Tuner Heads

Tonebird

$135.684.3★14 reviews

Grover 102-18C ROTOMATICS Guitar Tuners Tuning Machine Set 18:1 3+3 Chrome Keys Sperzel Style with Tonebird Dunlop Polish Cloth Bundle Kidney Button Fine Tune Gears for Acoustic or Electric

Grover 102-18C ROTOMATICS Guitar Tuners Tuning Machine Set 18:1 3+3 Chrome Keys Sperzel Style with Tonebird Dunlop Polish Cloth Bundle Kidney Button Fine Tune Gears for Acoustic or Electric

Tonebird

$74.404.9★10 reviews

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Tune Retention43%

“Perfect Tune”

Quality-Overall20%

“The perfect balance between quality and affordability”

Assembly/Installation11%

“Easy install”

Size-Overall6%

“They fit perfectly”

Value For Money5%

“A great upgrade for somone watching their budget”

Advertised Vs Actual Product3%

“Everything as advertised”

Strength3%

“They feel sturdy”

Durability3%

“durability is excellent”

Functionality-Overall1%

“But the rest work great”

Material Quality0%

“These have a good solid feel”

What buyers complain about

Tune Retention29%

“Unfortunately they do not stay in tune for long”

Advertised Vs Actual Product13%

“bad description”

Defective Material/Parts8%

“One of the knobs in the set came broken”

Product Condition6%

“not used or b stock”

Strap/String Quality5%

“Breaks strings”

Size-Overall3%

“1 screw was too big in diameter”

Color3%

“Colors off,”

Value For Money3%

“The cost is mid-level”

Assembly/Installation3%

“hard to install”

Mounting2%

“Only complaint is about the 6 small screws provided to complete install”

Top return reasons

  • Size-Overall37%
  • Tune Retention19%
  • Advertised Vs Actual Product11%
  • Mounting10%
  • Compatibility-Overall8%
  • Defective Material/Parts4%
  • Color3%
  • Mechanism Issues2%
  • Product Condition2%
  • Value For Money1%

Data scraped July 8, 2026 · Marketplace baseline: 4.4★ avg rating · $22.71 median price · 2.2% median returns across 13,969 tracked niches.