MXR MX-120 Envelope Filter 1978 modded w/LED, DC jack & true bypass

Regular price $518.00

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Modded with true bypass, high brightness blue LED and 9v input (standard Boss-style, 2.1mm center negative; the battery option is disabled). Two holes were drilled on the back plate. 
Works perfect. 
Fast worldwide shipping with DHL Express (1-2 business days to most of the EU and UK, 2-3 business days to most of the USA).