Present Arms’ AR15-URB | AR15 Upper Receiver Repair Block

AR15-URB | AR15 Upper Receiver Repair Block

The Upper Mount is machined from synthetic, non-marring polymer, adding support to both inside and out for distribution of loading as a result of repairs.
* Ball de-tent pins are provided to securely hold the upper by way of for and aft takedown points.
* Vertical pins are installed to hold the dust cover in a horizontal position for ease in assembly and disassembly of ejection port parts.
* Machine cut to allow HK416 dust cover vertical pin and fwd assist retention pin free fall from assemble into parts pocket.

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