HK German UMP Rear Stock Axle Pin
This is the HK factory German rear stock pin that allows you to attach the stock to either the factory receiver of a UMP or for those that are doing the USC to UMP conversion. This is required to attach the stock to the needed stock block (transition piece).
Compatible With:
-UMP stocks
-USC-UMP stock conversion on stock block B's.
Heckler & Koch, .40 S&W/.45 ACP/9mm Rear Stock Axle Pin, Fits HK UMP/USC Rifle
- Brand: Heckler & Koch
- Product Code: HKP-00604
- Availability: In Stock
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$52.99 USD