Colt 14.5" M4A1 RIS II Upper Daniel Defense Block II Savannah

Surplus Colt M4A1 Block II upper receiver group.

-C stamp colt upper

-C MP 14.5" gov profile barrel

-Colt gas tube

-Daniel Defense low profile gas block

-Daniel Defense RIS II M4A1 rail (Savannah GA MFG)

NO BCG or charging handle included!