AngryGun have announced details of their new scar extension rail system on their Facebook page:
SCAR EXTENSION RAIL SYSTEM
MSRP: USD105.00
color: Black or FDE
come with 16 inch outer barrel extension adapter
Short Rail Section x 2pcs, Long Rail Section x 1pc
For WE SCAR Family
Released Date: September 2015(AngryGun)