Categories›Guitars›Graph Tech PRB 4220 G0 Ratio Bass Machine Heads with Y-style knob - 4-string, 2 + 2 - Gold
Updated 11 May 2026
| Brand | Graph Tech |
| Category | Guitars |
| Available at | 1 UK stores |
| 90-day avg | £121.50 |
Graph Tech
Graph Tech PRB 4220 G0 Ratio Bass Machine Heads with Y-style knob - 4-string, 2 + 2 - Gold
£121.00£134.00↓ 10% offFair Price
Cheapest at Bax · 1 store
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PRICE HISTORY
Current
£120
Change
+22.1%
Avg
£113
Low
£98
High
£122
Volatility
5.3%
PRODUCT DESCRIPTION
- The Graph Tech PRB-4220-G0 Ratio tuning machines are a high-quality upgrade for your 4-string bass guitar. Thanks to the unique gear ratio per string, you tune each string equally quickly and accurately, without over- or under-tuning. With a single rotation, you always change the pitch precisely by one whole note. This set includes 4 tuners (2 left and 2 right), equipped with Y-Style Contemporary knobs and a luxurious gold finish. Reliable, smooth and stylish: an ideal choice for the bass player looking for stability and precision.