The LuthAR Assembled Slickside A1 Upper Receiver is made from 7075T6 aluminum forgings machined to final dimensions. Correct earlystyle carry handle contours with A1pattern rear sight housing. The assembled version of the Slick Side A1 includes the A1 Rear Sight and Ejection Port Cover Door Assemblies installed. The Slick Side A1 Upper eliminates the shell deflector and forward assist. Charging handle components sold separately. All points where other parts attach are finished current milspec dimensions. Current production AR15 components will fit perfectly. Note that the AR15 M16 Slickside Upper Receiver is periodaccurate therefore it DOES NOT have M4type feed ramps found on most currentproduction AR15 flattop upper receivers
STOCK NOTICE: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.