BUSHMASTER XM-10 STANDARD .308 OPTIC READY CARBINE 16" BARREL
Price: $1,439.99
SKU: V-7417
Restricted
16” heavy profile with mid-length gas system and A2 birdcage flash hider
Receiver length Picatinny optics rail with two 1-1/4” optics risers
Milled gas block

Six-position telescoping stock—reduces overall length by 4” when collapsed for convenient carry
308 Winchester
http://www.crafm.com/bushmaster-xm-10-orc.html