I have new take off parts for the Springfield Echelon 4.0C and a new Holosun 507C MRS for sale. Everything is new/never used or fired. 


Springfield Echelon 4.0C fde grip module and 2mags (1x18, 1x15rnd) - $125


Holosun ARO Gold multi-reticle sight - SOLD


Holosun 507C x2 Red multi-reticle sight - $225


Vortex SparcAR red dot sight - SOLD