Specna Arms Upper Receiver for Specna Arms EDGE™/PRIME™ M4/AR-15 AEG

If you need to fix up your Specna Arms EDGE™/PRIME™, you need this upper receiver! It is a replacement original part, and is a perfect replacement part if your old upper receiver is looking worse for wear. The upper receiver comes with a pre-installed dust cover, charging handle, mock forward assist and mock bolt carrier, so no need to source these trim parts separately!