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Colt M4 Stripped Upper Receiver SP63528
Stock Status:In Stock
Upper Parts Installed:
No Upper Parts Installed
Dust Cover / Forward Assist Installed [Add $16.00]
Colt M4 AR15 Stripped Upper Receiver 5.56 NATO SP63528
. The finest mil-spec upper receivers on the market.
. Very limited availability.
Machined From 7075 T-6 Forged Aluminum
Marked "M4" Above Gas Tube Inlet Hole
M4 feed ramps
MIL-A-8625E Type III Class II anodized
Keyhole symbol, M4 Stamped over gas tube hole, All uppers are Raised "C" marked.
Colt Part# SP63528
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