RCA 6JT8 Triode Pentode Vacuum Tube Tested Free Shipping

GE 6JT8 Triode Pentode Vacuum Tube NOS NIB Tested Free Shipping

RCA 6AU8A TRIODE/PENTODE VACUUM TUBE ~ NOS, TESTED

5CG8 RCA Medium-Mu Triode Sharp-Cutoff Pentode Vacuum Tube - NOS - TESTED

6AU8A RCA Triode-Pentode Vacuum Tube - NOS - TESTED

6AW8A RCA Triode-Pentode Vacuum Tube - NOS - TESTED

RCA 6LE8 Triode-Pentode Vacuum Tube NOS/NIB Tested Free Shipping

6DX8/ECL84 GE Triode-Pentode Vacuum Tube - NOS - TESTED