1) One Complete set of Brown Viton O-Rings for the G-250 rebuild.
2) Blue Mouthpiece 
3) Blue Tie
4)  Copper "C" Clip for the Viva Assist Knob aka Flow Vane retaining ring, an Upgrade recommended by Scubapro.
5) Black Rivet Replacement Seat For White Wing "S" Carrier. Rivet Seat only, NO White Wing "S" Carrier.
6) Schematic Diagram 
7) Complete Parts List