I have a RK47 capsule that I purchased to mod a SP1 but never got around to it. Retails for $120, asking for $100 OBO. Will also throw in some extras that were sent over as part of the mod kit. Thanks!
http://microphone-parts.com/rk47-microphone-capsule/
http://microphone-parts.com/rk47-microphone-capsule/