 The new Ruger S-Far It looks like the size of any modern sporting rifle chambered in 556. This is chambered in 308 The only noticeable difference is the size of the mag and the size of the mag well very small Very compact very lightweight just over six pounds with the S-Far Magpul SL stock a Magpul grip four and a half pound trigger pull Two-stage trigger 20 round Magpul 308 magazine aluminum 15 inch Handguard with M-Lock slots at three six and nine o'clock and Ruger calls this to port break a boomer break so Reduce the recoil Ruger has this fairly priced at $1329 it's performed great at the range