Since the Zius BK 1 variant, there's been a massive improvement to the new BK-2S variant. it's more consistent and more reliable, meaning less jams. Puck yours up today. Blaster: www.m416gelblaster.com/produc...
They really need to change the grip angle to 90° to bring down the chicken wing elbow for CQB situations. Biggest problem with cqb is that pesky grip angle