Variable Mu Retube Kit Version A
Please read the full description: This kit is only for Manley Variable Mu's (and mastering versions) with the serial number between MSLC000 - MSLC123 and MSLC7124 - MSLC7264. We no longer provide the original 6386 tube used in these units, they have been substituted with 5670 tubes but your unit MUST be upgraded to take this substituted tube, or you can find the original 6386 elsewhere. This kit includes (2x) 5670 tubes for input, (2x) 5751 tubes for second buffer, (2x) 12AL5 tubes for rectifier, and (2x) 12BH7 tubes for driver output. Be aware that some tube brands are subject to change over time and may not match the pictures shown.