ATI MilSport AR-15 Stripped Lower Receiver – Multi-Cal (BLEM)

The ATI MilSport stripped lower receiver is a versatile, multi-caliber platform designed for AR-15 builds. Precision-machined from forged 7075-T6 aluminum, this lower provides a strong and reliable foundation for your next rifle or pistol project.

This specific model is marked as a blemished receiver (BLEM), meaning it may feature minor cosmetic imperfections that do not affect function or reliability. It retains full compatibility with standard AR-15 parts and accessories, offering excellent value for shooters looking to start a new build at a lower cost.

Whether you’re assembling your first AR or adding another build to your collection, the ATI MilSport lower offers affordability, durability, and compatibility in a proven design.

Specifications