Seymour Duncan Liberator 250 Volume Pot Once installed, the Liberator allows for easy, solder-free pickup swaps The Seymour Duncan Liberator Solderless Potentiometer 250k is a solderless pickup change system The volume potentiometer is the tone junction for your guitar's wiring Swap it out for Liberator and you'll be able to quickly and easily change pickups for new tone, feel, responsiveness, and output Liberator is an integrated quality volume pot and screw-clamp connector that accepts bare or tinned pickup leads for torqued-tight tone better than flimsy spring terminals or less-than-perfect solder connections