I have a kalibrgun cricket tactical 2 I replaced a aluminum spacer plenum side for a carbon. Fiber tube spec 29mm OD × 27mm ID I filled to 300 bar and no problem and no power lost
Coment from the video aeac vlog .Mine kalibur tactical 2 60 not have magazine cycling problem but arrived all magazine polishing around. From Georgia airgun
Mi .22 cal the mechanism not is complicated for me. It amazing airgun accurate with jsb 18.13 Nsa slug 20.2g (.218) and 17.5g (.2175) (.217) the 17.5 in the magacine it a little loose but a little tab acomadate very well