Add to Cart Quick view Machlett Matched Pair of 3CX-800A7 MP Triode Amplifier Tubes Brand New in the Sealed Packages Machlett MSRP: Now: $1,799.98 Was: This Machlett Matched Pair of 3CX-800A7 MP Triode Amplifier Tubes, are Brand New in the Sealed Packages. These tubes were recently purchased by a friend of mine who no longer needs them because... MSRP: Now: $1,799.98 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $1,799.98 Was: Subtotal: Add to Cart