2019 BTB20TH5 BRL 1P 01
BTB20th5 Blue Reef Gradation Low Gloss Red copyright sprite

The BTB20th5 is a five string BTB series solid body electric bass model introduced by Ibanez for 2019. It was made in Indonesia as part of the Standard line and was released as a limited model to commemorate the twentieth anniversary of the BTB series.

The BTB20th5 features neck through body construction with a flamed maple top and mahogany back on ash wings attached to a maple and walnut neck with a 24-fret panga panga fingerboard with abalone dot position markers. The body has a double cutaway design with very distinctive, narrow, curving horns. Components include a pair of Nordstrand Big Single passive pickups with an Ibanez custom preamp with a three-band EQ, stainless steel frets including a zero fret, a Mono-rail bridge with 19mm string spacing, a locking Neutrik stereo output jack, a plastic nut and Ibanez tuning machines.

The BTB20th6 is a six string version.

The BTB20th5 was offered only in 2019.


Specifications for BTB20th5
Year(s) produced: 2019
Sold in: Asia & Africa / China / Europe / Japan / North & South America and Oceania / USA
Made in: Indonesia
Finish(es): Blue Reef Gradation Low Gloss (BRL)
Body type:
Solid body
Body material:
Ash wings w/ flamed maple top & okoume back
Neck joint:
MR5S Mono-rail fixed (19mm string spacing)
Knob style:
B20 (volume & balancer) & B15 (3-way EQ) plastic knobs
Hardware color:
Black matte
Neck type:
Neck material:
5-piece maple/ walnut
Scale length:
889mm / 35"
Fingerboard material:
Panga panga
Fingerboard inlays:
Abalone dot
24 (+ zero fret) / medium stainless steel
Plastic (47mm)
Machine heads:
Ibanez die-cast
Electronics/ Strings
Bridge pickup:
Nordstrand Big Single passive
Neck pickup:
Nordstrand Big Single passive
Ibanez Custom Electronics 3-band EQ w/EQ bypass switch
Master volume / balancer / EQ bypass toggle / 3-way mid-frequency toggle / treble / mid / bass
Output jack:
1/4" Neutrik stereo locking, surface-mount
String gauge (factory):
Factory tuning:


Additional details
Controls SR-Prestige
Controls layout


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