Shopping Cart Please Note: ****Complete Uppers & Barrel Orders***Due to the increased workflow you can expect a lead time of 12-4 weeks. Thank you for your patience as we diligently work to get orders out as quickly as possible. -Compass Lake Engineering, LLC Your cart is currently empty. Return to shop If customer supplied bolt is selected on your barrel order please ship bolt 719 White Dr Alford Fl. 32420 for headspacing.