The Patrol Base crew went to Dirty Dog Airsoft where they took up the challenge of making a good hit with the £1.5K Bolster Armouries ONYX SBR. According to Patrol Base, the ONYX SBR [EON Edition] is a custom AEG that combines the best AEG internals on the market with years of expertise and research. Each ONYX SBR is carefully assembled and tuned by Bolster Armouries technicians, delivering the ultimate Airsoft gun performance right out of the box.