Krousis Defense/FMA Premium Ballistic Style Helmet (BK) Bulk Ammo & Gas You don't need to worry

You don't need to worry about drilling holes or opening up your rifle

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

works great with Li-Po batteries

textured selector switch and mock bolt catch provide the ARP9 with aggressive details

the EVO 3 is built to be as tough as the real thing

Krousis Defense/FMA Premium Ballistic Style Helmet (BK) Bulk Ammo & Gas You don't need to worryKROUSIS 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