This is a Lancer Stock known as the LCS, model LCS-A2-R.
The Lancer Round Carbon-Fiber Stock (LCS) is a lightweight fixed stock for 5.56mm and 7.62mm AR style rifles that use a fixed rifle length buffer tube. It is an A2-length of 10.8". The buffer tube is not included but the buttstock screw and spacer are included.
Features:
Length 10.8 (A2);Fixed stock for the 5.56mm and 7.62mm AR style rifles that use a fixed length buffer tube
