FX Dreamline Lite

[FawazQ8]

Hello i have fx dreamline lite aluminium bottle 400cc and i wanna know if it can shoot 21 grain h&n slugs at 930 or less fps with standard smooth twist x liner and 2 external power plenums and huma-air slug hammer spring

 

[Scotay42]

Yes, i turned 37fpe in stock form, no extras. With hima probe and high flow port on the barrel no problem.