Tokyo Marui G18 sleeper build- $300 shipped (PM for parts) Tokyo Marui G17 3D printed Orion split slide build - $250 shipped (PM for parts) Hijack Airsoft 3D printed Orion Extended RMR split slide - $90 shipped Kensprops 3D printed Agency NOC RMR Slide - $150 shipped NCstar flipup rmr - $45 shipped $40 as an add on to any rmr build/slideset