Mark Serbu Shoots RN-50 Rifle Chambered in .50 Spotter-Tracer
Mark Serbu, the owner of Serbu Firearms, has released a video where he shoots an RN-50 rifle chambered in rather unusual .50 Spotter-Tracer caliber. This cartridge looks like a shortened wildcat based on .50 BMG. However, it is actually a military cartridge used in M8C [Read More…]