There is a postal slow down currently. The switch tip 4"x6" Padded Envelope option is taking much longer than normal. There is nothing we can do about it unfortunately other than recommend Priority shipping.
Some guitars and basses made overseas are simply not routed for full sized potentiometers. This means if you want to use high quality components, you would need to remove wood! A costly endeavor. Now you can upgrade the cheap electronic components in your instrument without removing any wood, and still get high quality parts.
*Will require USA standard sized knobs for solid shaft pots and may require drilling larger holes for the pots to 3/8" if it was manufactured outside of the US.