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OpenDue June 12, 2026

N0016426SCA004 AOI - Hypervelocity Improved Capability Assault Rifle (HICAR)

DEPT OF DEFENSE

About this opportunity

Hypervelocity Improved Capability Assault Rifle (HICAR) Amendmendent 0001 This amendent is issued to extend the deadline for solution brief (also known as white paper submission) to June 12th at 1400 EDT. The Questions and Answers for this AOI are hereby attached and the link to the original CSO is hereby posted here: https://sam.gov/opp/09cb891ea16a41ab8386c552140b4740/view PROBLEM STATEMENT USSOCOM is seeking a carbine system to act as a replacement or upgrade for the current URG-I (Upper Receiver Group - Improved). The goal is to integrate advancements in material science and weapon design to provide operators with a technically superior individual weapon system capable of firing both legacy 5.56x45mm NATO and emerging hyper velocity ammunition. The current URG-I is an M4-based platform...

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