"Life as a shorty shouldn't be so rough." - Wu-Tang Clan The Shorty Stock by Q is compatible with mil-spec AR/M4 receiver sets and bolt carrier groups. NOTE: This stock is not compatible with the Honey Badger. Leading the way with innovative designs and advancement in today's modern firearms, Q brings you their Shorty Stock for all AR/M4 standard receivers. The two position adjustable, integrated locking back plate and a sleek design gives you one of the best functioning low profile stock option for your next PDW rifle. Tools Needed: TORQUE WRENCH CAPABLE OF 35 FT-LB 3/4 " DRIVE SOCKET BLUE LOCTITE THICC ALLEN KEY MAG-WELL VICE BLOCK BENCH VISE Parts Include: STOCK RECOIL SPRING 5.56/300 BUFFER (3 oz) ASSEMBLEY TOOL Specs: WEIGHT: 14.5 oz W/ SPRING AND BUFFER COLOR: GRAY OR BLACK 2-POSITION