
ACH MANDIBLE KIT INCLUDES:
(1) ACH Mandible
1INSERT MOUNTING HOOKS
Insert both the Left and Right Mounting Hooks into the Skeleton ARC Rail Hook Receivers
as shown. Once both Mounting Hooks are inserted, push down on the front of the ACH
Mandible until the Mounting Shoes are pressed evenly against the ACH helmet’s shell edge.
2SECURE ARC RAIL CLIPS
Insert and fasten the ARC Rail Clips as shown.
NOTE: ADJUST THE LENGTH OF THE ARC RAIL CLIP STRAP SO THAT THERE IS NO
SLACK AND IT CREATES A TIGHT, SECURE FIT.
INTRODUCTION INSTALLATION PROCEDURE
ABOUT YOUR MANDIBLE:
This manual covers the installation and basic operating
instructions for the Ops-Core Advanced Combat Helmet
(ACH) Mandible. The ACH Mandible provides additional face
protection from blunt trauma and ballistic threats.
Installation and removal is tool-less. The mandible exhausts
moisture through the folding slots and conveniently folds for
compact storage.
The ACH Mandible quickly attaches to the ACH Helmet without the use of tools.
Right Mounting Hook
Folds for Easy Storage
Left Mounting Hook ARC Rail Clip
ARC Rail
Hook Receiver
Mounting
Shoe