Condition

Mint condition — exceptionally clean, well cared for, and one of the nicest examples you'll find. Tolex, grill cloth, hardware, and feet are all in outstanding shape. The cabinet is solid, rattle‑free, and sounds exactly as it should. These open‑back Lonestar extension cabs are extremely hard to find on the used market, especially in this condition.

Description

The Mesa Lonestar 1×12 open‑back extension cabinet is a rare and highly musical piece of Mesa engineering. Designed to deliver the wide, three‑dimensional spread of a great combo amp, it fills a room with warm, blooming mids and airy top‑end detail.  Musical and expressive feel that suits blues, roots, rock, and studio work perfectly.

Mesa didn't produce many standalone open‑back Lonestar cabs, and most owners keep them paired with their combos for life. Finding one by itself — especially in mint condition — is uncommon. If you've been hunting for a premium 1×12 that feels big, open, and effortlessly musical, this is the one.

Features

  • 1×12 open‑back design
  • Wide, airy projection with natural bloom
  • Warm, musical midrange and smooth top‑end
  • Mesa‑engineered cabinet construction
  • Rugged build quality with boutique feel
  • Compact footprint with surprising fullness
  • Handbuilt in Petaluma, CA

What's Included

  • Mesa/Boogie Lonestar 1×12 Open‑Back Extension Cabinet

Pairs with

Mesa/Boogie Studio Preamp — also available in the shop. The Studio Pre into this open‑back cab creates a wide, expressive soundstage with beautiful harmonic bloom. Perfect for players who want Mark‑series clarity with a more open, vintage feel.

Mesa/Boogie 50/50 Stereo Tube Power Amp — also in the shop. The 50/50 brings tight, authoritative tube power, while the open‑back Lonestar cab adds air and dimension. A killer combination for studio or stage.

Whether you're building a compact rig, expanding a combo, or adding a premium 1×12 to your collection, this cab delivers tone and character far beyond its size. With its quality Mesa construction, it's more of a half-open, half-closed hybrid delivering the best of both worlds!

Shipping / Pickup

Local pickup available in the San Jose/Campbell area. Shipping offered with careful packing and full insurance.

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