“Aero Precision M4E1 Pistol Complete Lower, MOE-K2 Grip & SBA4 Brace” has been added to your cart. Continue shopping Have a coupon? 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Your order Product Subtotal Aero Precision M5 Enhanced Rifle Complete Lower Receiver w/ Magpul MOE & PRS - Anodized Black × 1 $527.24 Aero Precision M4E1 Pistol Complete Lower, MOE-K2 Grip & SBA4 Brace × 1 $351.49 Subtotal $878.73 Shipment Free shipping Total $878.73 🔒 Secure Checkout — Your payment is encrypted and secure. We never store your card details. Credit Card, Debit Card, PayPal, Apple Pay, Google Pay Secure checkout via MoonPay — you will be redirected to complete payment. No account required. Since your browser does not support JavaScript, or it is disabled, please ensure you click the Update Totals button before placing your order. You may be charged more than the amount stated above if you fail to do so. Update totals Your personal data will be used to process your order, support your experience throughout this website, and for other purposes described in our privacy policy. I have read and agree to the website terms and conditions * Place order