Product Details
Brand new in white, German HK made, HK21E HK23E receiver or trunnion reinforcement weldment. Two of these are used on your 21E/23E and they attach on each side of the receiver forward of the ejection port.
Correct German milling made from the perfect German steel!
ORIGINAL HK, MADE IN GERMANY
CONDITION: NEW
HK PART NUMBER 222371