Items Available For Purchase Today Object reference not set to an instance of an object. See All HK 21 barrel with 4 prong flash hider and 21e release handle For Sale from: HKpartsnstuff | Positive feedback: 100% View | Verified Seller | 28 Completed Sales View Sellers Items HK 21 barrel with 4 prong flash hider and 21e release handle For Sale from: HKpartsnstuff | Positive feedback: 100% View | Verified Seller | 28 Completed Sales View Sellers Items HKpartsnstuff Seller Since: Feb. 2011 Identity Verified ( Reston, VA ) This seller is NOT an FFL City: Reston State: VA SOLD - $699.00 Shipping: $15.00 Accepted Payment Methods: Returns: No Returns Description: This is the last one. These are no longer allowed to be imported from Germany. HK21 barrel with 4 inch 4 prong HK flash hider. HK 21e enhanced release lever handle. Excellent condition. Condition: Used, As New Item #: 987085714 Location: VA Trades Accepted: We do not take trades at this. Share: Shipping Notes: See Description We specialized in Hechler & Koch hard to find parts. Items You've Viewed Recently HK 21 barrel with 4 prong flash hider an... $699.00 SELLER: HKpartsnstuff Add To Cart