A technical guide by Stupid Airsoft showing the step-by-step installation of a hop-up bucking for the Raptor/ Lambda Defense SR2M gas blowback submachine gun. The demonstration involves replacing the factory-installed component with a Stalker bucking to compare the performance and contact platform design between the two parts.

Jaeger Precision gets his hands on the Raptor SR2M gas blowback submachine gun as it arrives as a quirky, Russian-inspired alternative to more common airsoft models. He notes that the replica comes quite literally swimming in oil, likely to protect its stamped steel parts during transit.