Krousis Defense/FMA Premium Ballistic Style Helmet (BK) Bulk Ammo & Gas you can easily switch from

you can easily switch from 30 to 120 rounds for your airsoft needs

Incredibly Durable

works great with Li-Po batteries

along with the addition of an extra cross pin to aid the distribution of bolt thrust forces exerted by the locking block

semi-automatic (single) launch only

Krousis Defense/FMA Premium Ballistic Style Helmet (BK) Bulk Ammo & Gas you can easily switch fromKROUSIS BALLISTIC STYLE HELMET (PREMIUM GRADE) BK (M L) ABS construction is both light weight and durable "Head lock" system ensures secure fit on head 4 point adjustable chin strap Ventilation holes for maximum air flow Integrated night vision mount for night vision devices, cameras, etc. Size M L: 53cm 57cm Size L XL: 57cm 61cm