Pricing and availability

We compare 600+ stores and found this item at 6 stores. Prices updated .

Average Price: $483

Budget/Beginner

$599

$1000+

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Standard

High-end

Price History

Based on price data from 4 merchants for "Markbass MB58R 121 P Box". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unleash the full potential of your bass with the Markbass MB58R 121 P Box. This meticulously crafted bass amplifier cabinet is designed for the modern bassist who demands both power and precision. With its 1x12" ceramic speaker, this cabinet offers a rich, full-bodied sound that can fill any venue with ease. The inclusion of a Piezo tweeter ensures that even the highest frequencies are delivered with crystal-clear clarity, making your bass lines cut through the mix effortlessly.

The MB58R 121 P Box boasts a power rating of 300 watts, providing plenty of headroom for both practice sessions and live performances. With an impedance of 8 Ohms, it pairs seamlessly with a variety of amps, offering versatile connectivity options. The frequency range of 40 - 18,000 Hz means you capture everything from deep, rumbling lows to sparkling highs, while the crossover frequency of 3.5 kHz keeps the sound balanced and natural.

Not just a powerhouse in sound, this cabinet is also environmentally conscious, featuring a biodegradable housing that reflects a commitment to sustainability. Handcrafted in Italy, the MB58R 121 P Box delivers not only on performance but also in quality, ensuring it stands the test of time.

Key Features:

  • Speaker: 1x12" ceramic speaker
  • Tweeter: Piezo
  • Power rating: 300 W
  • Speaker impedance: 8 Ohm
  • Frequency range: 40 - 18,000 Hz
  • Crossover frequency: 3.5 kHz
  • Sound pressure level: 99 dB SPL
  • Housing biodegradable
  • Made in Italy

Product specs

Available since December 2022
Load in W 300 W
Speaker 1x 12" + Tweeter
Frequency range 40 Hz – 18000 Hz
HF Horn Yes
Weight 13,2 kg

FAQs

What is the power handling capacity of the Markbass MB58R 121 P Box?

The Markbass MB58R 121 P Box has a power handling capacity of 300 watts, making it suitable for both practice and live performance settings.

What type of speaker configuration does the Markbass MB58R 121 P Box feature?

This bass cabinet features a 1x12" neodymium custom speaker and a tweeter, providing a wide frequency range from 40 Hz to 18000 Hz.

How much does the Markbass MB58R 121 P Box weigh?

The Markbass MB58R 121 P Box weighs 13.2 kg, offering an excellent power-to-weight ratio for easy transport without compromising performance.

Is the Markbass MB58R 121 P Box suitable for eco-conscious musicians?

Yes, the Markbass MB58R 121 P Box is designed to be eco-friendly, making it a great choice for musicians who prioritize sustainability in their gear choices.

Does the Markbass MB58R 121 P Box include a high-frequency horn?

Yes, the Markbass MB58R 121 P Box includes a high-frequency horn, enhancing its ability to deliver clear and articulate high-end tones.

MarkbassAmps

MarkbassAmps

Markbass - MB58R Cabinets

Video thumbnail for Markbass - MB58R Cabinets by MarkbassAmps

Markbass - MB58R Cabinets

MarkbassAmps

MarkbassAmps

Reviews

PROS

  • Exceptionally lightweight, easy to carry single-handedly

  • Delivers impressive volume even at moderate settings

  • Capable of handling B string frequencies with clarity

  • Produces a remarkable slap tone

  • Horn settings are versatile with an easy on/off switch

  • Works well with various amplifier heads

  • Provides excellent bass depth despite smaller cone size

  • Perfect complement for a Markbass MB58R CMD pure setup

  • High sound quality with minimal setup

CONS

  • Limited to piezo tweeter option with ceramic configuration

  • Flocking on the box is not very durable

Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about Markbass MB58R 121 P Box.

Comparisons

  • The Fender Rumble 500 offers about 250-300 watts standalone, providing a more powerful option for small to medium gigs compared to the Markbass MB58R 121 P Box.

    Source
  • The Hartke HD500, Fender Rumble 500, GK Legacy, and Ampeg RB210 are comparable portable 300W combos with neodymium cabs, all fitting in a compact car.

    Source

Use cases and applications

  • The MB58R 121 P Box is suitable for small gigs with a quiet drummer, but may struggle in larger venues without an extension cabinet.

    Source

User experience

  • Owners of the original CMD 121 P report that adding a 12-inch extension cab significantly enhances performance, making it adequate for most gig scenarios.

    Source
  • Owners have used the CMD121P successfully in diverse genres such as metal, reggae, and classic rock, appreciating its unique tone color.

    Source

Features and functionality

  • The TC Electronic BG250 is recommended for its light weight (<40 lbs), built-in DI, effects, and 15" speaker with tweeter, costing around $300.

    Source

5.0 out of 5

Based on 1 Review and 1 Rating

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marco_ianni

Leggera e potente

Ho sempre avuto casse con coni da 15, ma per esigenze di peso ho preso questa cassa con cono da 12 ed è sbalorditiva la spinta e la profondità dei bassi. E la schiena ringrazia.

Genre Usage

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