M&P15 Ts Upper Receiver Assembly

M&P15 Ts Upper Receiver Assembly. M&P15 Ts Upper Receiver Assembly Barrel Length: 16Finish: Black Feautres: Pg, R/Fsadj, F/Fs, Cff, Al, Sat Caliber: 5.56Mm Nato. Features Key:S/6 Adj - 6 Position Adj. � S/Blk - Black Synthetic � S/Cam - Camo Synthetic � S/Sf - Solid Fixed � S/W - Wood Stock � Pg - Plastic Grip � Rg - Rubber Grip Wg - Wood Grip � Na - No Grip � R/Adj - Adjustable � R/Fs - Folding Sight � R/Fsadj - Folding Adjustable � R/Midb - Mid Bead (Shotgun) � Na - No Rear Sight F/Bb - Black Blade� F/Bp - Black Post� F/Fo - Fiber Optic� F/Fs - Folding Sight � F/Fsadj - Folding Adjustable � F/Gb - Gold Bead � F/Wbf - White Bead Front Sight Na - No Front Sight � Cff - Custom Free Float � Mr - Modular Rail � Std - Standard � Na - No Forend (One Piece Stock) � Al - Alloy � Ca - Carbon Ss - Stainless Steel � Ba - Bolt Action � Fa - Fixed Action � Sat - Semi Auto � Fat - Full Auto.