[Last Edit: 6/3/2008 8:59:32 PM EST by RainierArms]
SunDevil Billet Upper Receiver Assemblies with Trap Door -$149
Cut from solid billet 6061 Aluminum block for consistency. Extra thick walls for strength and precision billet machining. The upper features a nice dark black milspec Anodize. Picture doesn’t show it but it comes complete with trap door. No forward assist is available.