PDI Raven Cylinder + Bolt handle - $50 (retails >$75) PDI One Piece Receiver + Rail Mount - $60 (Retails >$100) PDI Cylinder Head $25 (Retails >$42) Laylax Zero Piston $30 (Retails >$60) Some bearing spring guide + some spring $20 Perfect for your ultimate VSR-10 build. Got this stuff in a trade. Everything for $150 if you want to buy the lot vs $185.