On Sale At kitmasontrio.com!

6550 Matched


NEW NESSTONE 6550 ST **Pair** Tung Sol Style Power Tubes-Matched-Powerful Tone!

$49.99


Vintage RCA TungSol 6550 tubes Matched Pair Tung Sol

$59.00


NEW Shuguang KT88 Matched Pair KT88-98 Vacuum Tube U.S. Seller- Best 6550 type

$54.99


2 excellent current matched United 3 hole 6550 tubes great sound!!! # 2

$99.99


Lot of 14 6550 tubes -- matched set

$189.00


Brand New Matched Quad (4) Genalex Gold Lion Reissue KT88 / 6550 Vacuum Tubes

$199.69


NOS Svetlana SV6550C Matched Pair Power Tubes KT88/6550) Ampeg/Marshall

$69.00


SVETLANA 6550B POWER VACUUM TUBES ** PAIR ** GOLD MATCHED on AT1000 ** KT-88

$54.30


Lot of 25 6550 tubes -- matched set, 1991 date codes

$229.00


New Current Matched Pair Svetlana 6550 / 6550C Winged C Reissue Vacuum Tube

$73.10


Matched Pairs (2 tubes) Electro Harmonix 6550 6550EH large tubes, NEW

$53.00


Matched Quads (4 tubes) Tung Sol 6550 Reissue amp tubes, BRAND NEW

$128.24


New Matched Quad Groove Tube 6550 Vacuum Tubes

$89.99


SVETLANA 6550B POWER VACUUM TUBES ** PAIR ** PLATINUM MATCHED on AT1000 ** KT-88

$71.30


Matched Quad 6550 ShuGuang KT88 HiFi Vacuum Tube Amplifier New Tested Old Stock

$79.68


RCA 6550V1 factory matched pair 6550 V1 tubes NOS NIB NEW USA Tung-Sol U.S.A.3

$199.99


TWO Electro Harmonix Factory Matched 6550 6550EH Vacuum Tubes PAIR 24hr Burn-in

$67.95


Mullard Platinum Factory Matched PAIR New NIB KT88 KT-88 6550 Tubes

$74.95


2 ELECTRO-HARMONIX KT88EH (KT88/6550) MATCHED NOS/NIB PAIR POWER TUBES TESTED

$60.21


Matched Pair 6550 ShuGuang KT88 HiFi Vacuum Tube Amplifier New Tested Old Stock

$37.52


QUAD Factory Platinum Matched Genalex Gold Lion KT88 KT-88 6550 Tubes

$177.95


Electro-Harmonix 6550 Matched Power Tubes Medium Quartet

$112.00


4 x 6550 ShuGuang KT88 HiFi Vacuum Tube Amp New Tested Old Stock, Matched Quad

$75.05


Tung-Sol Factory Platinum Matched QUAD 6550 Reissue amp tubes NIB 24hr Burn-in

$139.95


Brand New Plate Current Matched Pair (2) Sovtek 6550WE Vacuum Tubes

$69.08


Tung-Sol (GE, RCA) 6550 Original Issue Tubes, Matched Pair - Tested, NOS, 1964

$250.00


Factory Platinum Matched Quad Svetlana 6550 6550C tubes, BRAND NEW in Box !

$143.99


New - Valve Art 6550A 6550 Matched Pair vacuum tube

$72.50


Electro Harmonix Factory Plat Matched 6550 6550EH Vacuum Tubes QUAD 24hr Burn-in

$136.95


GE 6550A Vintage Tubes Good Matched Pair Amplitrex Tested 88/89%

$150.00


Brand New Plate Current Matched Pair (2) Mullard Reissue KT88 6550 Vacuum Tubes

$82.39


JJ/Tesla 6550 Power Tubes, Matched Pair

$92.95


SEXTET Electro Harmonix Factory Matched 6550 6550EH Vacuum Tubes 24hr Burn-in

$194.95


JJ/Tesla 6550 Power Tubes, Matched Quad

$179.95


MATCHED PAIR - SVETLANA 6550 / 6550C (KT88) VACUUM TUBES - CURRENT MATCHED!

$67.00


NIB new matched pair ElectroHarmoix 6550 / KT88 vacuum tubes

$59.99


Vacuum Tube - 6550, JJ Electronics, Single or Matched: Apex Matched Pair

$76.90


NOS NIB Tung Sol 6550 Vacuum Tubes Matched Pair Coke Bottle

$279.00


(4) Matched Electro Harmonix 6550 Fat Bottle tubes, NEW

$102.27


Matched Quads (4 tubes) Electro Harmonix 6550 6550EH large tubes, NEW

$102.27


(4x) QUAD - SVETLANA 6550 / 6550C (KT88) VACUUM TUBES - CURRENT MATCHED!

$123.00


New Plate Current Matched Sextet (6) Tung-Sol Reissue 6550 KT88 Vacuum Tubes

$225.29


Vacuum Tube - 6550, JJ Electronics, Single or Matched: Apex Matched Quad

$153.80


(2) Matched Electro Harmonix 6550 Fat Bottle tubes, NEW

$53.72


NOS Svetlana 6550 Wing C Matched Pair From Upscale Audio *Amplitrex Tested*

$165.00