Riptide FGC-9 MKII Enhanced Bolt

If you are using the original FGC-9 MKII buffer tube, you will need to either modify it or print the updated version located h1ere. If you are using a Riptide Buffer Tube Adapter, you will not need to modify anything as long as your adapter has the two clearance pockets for the ejector rod. Earlier Riptide Buffer Tube Adapters do not have this featu 0.000000 re. Failure to provide clearance for the ejector rod may result in a broken ejector rod pin. The depth of the clearance pocket should be at least 0.1575″ (4mm), but not more than 0.1772″ (4.5mm) to maintain the proper ejection pattern and have a diameter of at least 0.375″ (10mm) to allow clearance for the ejector rod and pin.