Graph Tech PRL 8521 B7 Ratio Electric Locking Machine Heads

Graph Tech PRL 8521 B7 Ratio Electric Locking Machine Heads with Contemporary knob - 7-String, 4 + 3 - Black
Product no: 9000-0143-8808

Product information

General

The Graph Tech PRL-8521-B7 Ratio locking machine heads are ideal for 7-string electric guitars. With a sealed construction and a unique gear ratio for each string, they offer a fast and precise tuning experience. The InvisoMatch mounting plates allow you to use existing screw holes, making installation easy. The mini contemporary knobs provide a stylish look, and the black finish gives a modern look to your instrument.

Specifications

Product features

Sustainable product: Not specified
Number of mechanisms: 7
Mechanism configuration: 4 left + 3 right
Ratio: Multiple
Mechanism finish: Black
Mechanism type: Locking
Mechanism shape: Other

Weight and dimensions including packaging

Weight: 200 gr
Dimensions: 20,0 x 9,0 x 5,0 cm

Product specifications

7-piece set: 4x left, 3x right
Includes 4 sets of InvisoMatch standard mounting materials for existing screw holes
Suitable for 7-string electric guitars
Gear ratios:
- E: 12:1
- B: 20:1
- G: 35:1
- D: 20:1
- A: 24:1
- E: 39:1
- B: 48:1
2-pin mounting system
Shaft diameter without mounting sleeve: 5.9 mm
Mounting diameter with mounting sleeve: 9.8 mm
Weight per machine head: approx. 37.75 g
Mini contemporary knob
Black finish