I email HK here what they said wish they gave better info..
The Mr Rifles are on back order at this time.And can not give you a date of when the market will be replenished.
Thank You
HK Customer Service Team
5675 Transport Blvd.
Columbus, GA 31907
Tel: (706) 568-1906 ext 6551
Fax: (706) 568-9151
Hours: M-F 8:30 - 4:30 EST
Home - Heckler & Koch