Ibanez RG7421EX-BKF Black Flat
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Manufacturer Information
Ibanez
https://www.ibanez.com
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Hoshino Europe
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An RG true to Ibanez DNA: speed, precision, and durability
An icon of the Ibanez lineup, the RG series has established itself as a reference for guitarists seeking playability and performance. The RG7421EX-BKF continues this tradition with an efficiency-focused approach: a thin and fast neck, simple electronics to dial in, and craftsmanship designed to handle modern techniques. A 7-string RG that goes straight to the point, with the "war machine" spirit unique to the RG family.
Who is it for, and what styles?
This electric guitar is mainly aimed at intermediate to advanced guitarists looking for a comfortable, precise, and stable 7-string. It excels in metal (modern metal, metalcore, prog, djent), but remains relevant in alternative rock whenever a clear attack and controlled lows are desired. Its Wizard III-7 neck and 24 frets facilitate fast playing, alternate picking, legatos, and solos high up the neck.
Sound
The combination of a meranti body and fixed bridge promotes a direct response, with present lows and solid low mids, perfect for massive rhythms. The Ibanez Quantum 7 pickups (H-H) provide precision in distortion, with a clear attack for palm mutes and good clarity on extended chords. The 5-position selector switch broadens the palette by offering several combinations, useful for switching from a more singing lead tone to sharper rhythms, while maintaining simple ergonomics (1 volume, 1 tone).
Recommended compatible accessories
To transport and protect the instrument, the recommended references are: M300C case or IGB540-BK gig bag. The guitar is set up for gauge .010/.013/.017/.026/.036/.046/.059 (using D'Addario XL110-7 strings), a reliable base to maintain tension/attack balance on 7 strings.
Technical specifications
| Electronics: microphone configuration | HH | Body | Meranti |
| Category | ST | Bridge / tailpiece | Fixed |
| Left handed | No | Electronics | Passive |
| Strings | Steel | Color | Black |
| Nbr of strings | 7 | Finishing | Glossy |
| Fingerboard | Jatoba | Hardware | Black |
| Nbrs of frets | 24 | ||
| Type | 7-string electric guitar | Inlays | white dots |
| Material | meranti | Bridge | F107 |
| Finish | Gloss Polyurethane | Nut | plastic |
| Total length | 996 mm | Tuners | Ibanez |
| Body length | 452 mm | Hardware finish | black |
| Body width | 311 mm | Neck pickup | Quantum 7 (H) |
| Body thickness | 44 mm | Bridge pickup | Quantum 7 (H) |
| Neck type | Wizard III-7 | Controls | 1 Volume, 1 Tone |
| Neck joint | bolt-on | Selector | 5-position switch |
| Thickness at 1st fret | 19 mm | String gauge | .010/.013/.017/.026/.036/.046/.059 |
| Thickness at 12th fret | 21 mm | Special strings | D'Addario XL110-7 |
| Scale length | 25.5" / 648 mm | Tuning (from high to low) | 1E, 2B, 3G, 4D, 5A, 6E, 7B |
| Nut width | 48 mm / 1.89" | Recommended case | M300C |
| Number of frets | 24 | Recommended gig bag | IGB540-BK |
| Fret type | Jumbo | Also included | hex wrench |
| Radius | 400 mm | ||
Questions frequently asked
Is the Ibanez RG7421EX-BKF suitable for modern metal?
This 7-string guitar combines two Ibanez Quantum 7 humbuckers with a fixed F107 bridge for a clear attack in distortion and controlled lows. The HH setup is ideal for palm-muting, extended chords, and metalcore, prog, or djent rhythms.
What is the neck profile of this Ibanez 7-string?
The bolt-on Wizard III-7 neck measures 19 mm at the 1st fret and 21 mm at the 12th fret. Its 648 mm scale length and 48 mm nut width are designed for fast playing on 7 strings. The 24 jumbo frets on jatoba fingerboard provide access to two full octaves.
What string gauge should be used on the RG7421EX?
The recommended gauge is .010/.013/.017/.026/.036/.046/.059, corresponding to D’Addario XL110-7 strings.
Does the fixed bridge facilitate tuning?
The fixed F107 bridge features a non-tremolo setup with luthiery oriented towards direct response. It is paired with Ibanez tuners and a plastic nut.
Which gig bag or case is compatible?
The M300C case and the IGB540-BK gig bag are the recommended options for transporting this guitar. Its overall dimensions are 996 mm, with a body length of 452 mm and a width of 311 mm.



