Mark III Green Stripe head with matching-era Half-Back 4×12 metal-grille cabinets (one slant, one straight).
All original hardware, period-correct Celestion speakers, and authentic 1990–1992 Mesa tone.
A killer, collectible, and gig-ready setup for any Mark-series or Boogie fan.
Head — Mesa/Boogie Mark III Green Stripe
100/60 W Simul-Class Power (4× 6L6GC)
DRG (Dual Rectifier Group) circuit — final & most refined Mark III revision
3 channels – Clean / Rhythm 2 / Lead
5-Band Graphic EQ + Reverb
All-original, no mods, clean cosmetics front and back
Fully functional, no service records but performs excellent
2 × Mesa Black Shadow MC-90s (Celestion G12-80, Model T3989) – 8 Ω / 90 W each
Stamped date codes: early-1990s UK Celestion production (Ipswich)
2 × Celestion G12T-75, UK-made
Period-correct ~1991–1992 Celestion Ipswich production
Open-back top / sealed lower chamber — balanced, articulate tone
Bottom Cabinet (Straight Half-Back)
2 × Mesa Black Shadow MC-90s (Celestion G12-80, 8 Ω / 90 W each
Stamped date codes: early-1990s UK Celestion production (Ipswich)
2 × Celestion G12T-75, UK-made
Period-correct ~1991–1992 Celestion Ipswich production
Tight low end and focused punch — excellent complement to MC-90s above
🧾 Condition
Both cabinets show light cosmetic wear — small scuffs, edge rubs, and minor tolex snags (see photos).
No structural damage or missing hardware; grilles are straight and handles solid.
The stack is very clean overall, fully functional, and presents beautifully for its age.
Head is equally clean and performs flawlessly.
Overall, this setup remains in very good vintage condition — authentic, unmolested, and ready to play or collect.
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💰 Pricing
Full Stack (Head + Slant + Straight Cabs): $4,400 OBO
Head Only: $2,850 OBO
Slant Cab: $750 OBO
Straight Cab: $1000 OBO
Bring your guitar and test it out (serious buyers only)
May be willing to deliver within 100 miles for a price. (Negotiable)
NO LOW-BALL OFFERS