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The Omni is a multi-caliber AR15 lower made of reinforced polymer. It is designed after a mil-spec lower and is complete with a lower parts kits, grip and M4 adjustable stock. Made with a high-grade durable polymer material, the Omni can withstand harsh environments as well as everyday wear and tear.
ATI Omni Hybrid AR-15 Complete Lower Receiver
Lower parts kit installed
Receiver extension tube and buttstock installed
Multi-caliber lower
Hybrid polymer with metal inserts