SDMR/417 Concave Buttstock Ral8000

Concave shoulder support made of carbon fiber-reinforced plastic and rubber. With short adjustment lever for HK417 / MR308 in RAL8000. The shaft cap is secured with a Bowden cable on the shoulder support against loss when opening. 
 
Correct for M110A1 SDMR Builds. 
 
Original OEM HK Part