Markbass MB58R 121 Pure

Markbass MB58R 121 Pure


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Markbass MB58R 121 Pure

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The Markbass MB58R 121 PURE Bass Cab is an exceptionally powerful, and exceptionally portable bass cab. Featuring a 12" custom designed neodymium speaker, it produces articulate tones with a glorious depth of sound. In addition to this full, rich low-end response, the 121 PURE boasts a clear high end through a built-in Hi-Fi tweeter.

Mark Bass 121 Pure Features

  • Solid and Controlled powerful bass tone
  • Huge, articulated sounds through the custom 12" neodymium speaker
  • 400W of power
  • Low gut churning growls accompanied by pronounced highs

This formidable speaker can handle up to 400 Watts, so you've got ample headroom for those situations where you need plenty of volume. And speaking of situations, the MB58R is easy to get situated thanks to its incredibly light construction! Utilising innovative material for a lighter frame, Markbass have produced a cab that's easy to transport and astonishingly powerful.

Mark Bass MB58R 121 Pure Specifications

  • Product Name: Markbass MB58R 121 PURE Bass Cab
  • Product Code: 10010227
  • Speaker Size: 1×12” Markbass Neodymium Custom
  • Tweeter: Hi-Fi Tweeter
  • Cab Power Handling (Aes Standard) : 400W RMS
  • Crossover Frequency: 3.5 Khz
  • Frequency Response: 40hz to 20khz
  • Sensitivity Db Spl: 99 Db
  • Impedance: 8 Ohms
  • Reflex: Rear
  • Dimensions: 15.35”/ 39cm (w); 22.76”/ 57.8cm (h); 18.5”/ 47cm (d)
  • Weight: 24.5 lbs / 11.1 kg
More Information
Manufacturer Mark Bass
SKU 328354
Shipping Weight (kg) 11.000000
MPN 10010227
Colour Black / Yellow
Warranty 3 Year
Power 400W
Woofer Size 12"


We have a wide range of Delivery Options available, depending on the value of your parcel and budget. Select from our 2-3 Day Saver Service or our Next Working Day options at the Checkout.
This will include a text or email on the day of delivery giving you an exact hour window of when your gear will be with you, and the drivers name - just so you know when to turn the volume down!

  • Free Delivery Available on Selected Products
  • Weekend UK Mainland Delivery (Saturday-Sunday): £19.99
  • Small Items (Under 750g) Small items will be delivered by Royal Mail starting from 99p
  • Heavy Items (Over 30kg): Pallet Service Doorstep Delivery £65

For heavy items, courier details, out of stock products, out of area postcodes or international deliveries see our full Delivery info here.


Rather not wait in for the delivery? Don’t worry, we’ve got you…In Stock items can be ordered and paid for in-advance Online via our Click & Collect service. As long as if it's in stock at your chosen branch, you can collect the item within the hour.

Click here for more about our local Click & Collect Service.


If you and your item aren’t getting along, you have 14 days from when you receive the goods to contact our PMT experts either by phone or email to return your item.

*Please note: We cannot accept returns of microphones, any in-ear earphones, monitors, orchestral instruments with mouthpieces and any other items that touch your mouth, nose or inner ear if you have removed the hygienic packaging.

Click here for more information on Returns at PMT.

Online Orders

If you and your new item aren’t getting along, you have 14 days from when you receive the goods to contact our PMT Experts either by phone or email to return your item or organise an exchange for something more suitable.

Store Orders

If you've changed your mind about something you bought in-store, bring it back within 14 days of purchase and we'll be happy to exchange it for another product, a gift card or store credit.