Price updated 22 Apr 2026, 10:00
Graph Tech·Guitars and Basses›Guitar & Bass Spare Parts›Guitar/Bass Machine Heads›6L Tuning Machines for Guitar
Graph Tech PRL-9721-C0
Fair Price· Near 90-day average
90d Low
£148.40
Best seen
90d High
£148.40
Worst seen
90d Average
£148.40
Baseline
30d Forecast
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Avg priceMin–Max band
Fair Price· Near 90-day average
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| Store | Price | Shipping | Total | Condition | Stock | |
|---|---|---|---|---|---|---|
| BestThomann | £140.00 | £8.90 | £148.90 | New | — | Buy now |
Product Description
- Graph Tech PRL-9721-C0
- Locking Machine Head Set for Electric Guitar
- 6 Pieces
- Style: 6-in-Line
- Bass side/right hand
- Staggered post design
- String gauges were considered in gear ratio: Half a turn corresponds to 1 semitone per string
- Faster, more accurate tuning of each string
- Locking screw on the back for clamping the string
- Contemporary buttons
- Closed construction
- 2-Pin assembly
- Mounting hole diameter: 9.7 mm
- Shaft diameter: 6 mm
- Gear ratio: E - 12:1
- B - 20:1
- G - 35:1
- D - 20:1
- A - 24:1
- E - 39:1
- Surface: Chrome
- InvisoMatch standard mounting plates included for using existing screw holes
