This kit has all of the various small parts you need to complete your AR-15 upper receiver. A stripped upper receiver, barrel and handguard assembly is required. This kit includes a forward assist-assembled, spring and roll pin; ejection port cover, spring and pin; and a hinge pin clip. These are the same mil-spec parts as used in the S&W M&P.
Specifications and Features
Upper receiver parts kit
As used in the S&W M&P
Upper receiver not included
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