ObsidianWire Pro-Wired Traditional Vintage for Precision Bass (SOLDERLESS Wiring Harness) 250k Solderless Wiring Harness Upgrade for Precision Bass Hand Matched Emerson Pro CTS Solid Shaft Pots 250 k w/.250" (Audio taper) (+/-6%) NOS Russian Cold War Era 0.047uf K42Y-2 PIO Capacitor Premium Volume Mod / Treble Bleed Wiring Diagram Included