$5.99 AR-10 Carbine Buffer Spring .308/7.62mm Internal Site Use Recoil Springs, Accessories, Buffers - Tubes - Springs, Buffer Springs, AR Parts Add to cart
$48.95 .223 Commercial Carbine Buffer Tube Assembly Internal Site Use Buffer Kits, Accessories, Buffers - Tubes - Springs, Buffer Tube Kits, AR Parts Add to cart
$4.99 Carbine Lock Ring/Castle Nut Castle Nut, Accessories, Receivers - Bolts - Handles, Lower Parts, AR Parts Add to cart
