Want to Buy [WTB] B-30U or B-30, B-31N, RK-1, RK-3, RP-1

New or used lightly, all in the color black. Will need ample proof of ownership due to the increasing number of scam artists.

B-30(U): $250
RP-1: $60
RK-3: $75
RK-1: $75
B-31N: $180

Prices are not firm but these are around what I am willing to pay for each item.