The KRISS Vector SDP is the ideal choice for personal protection and home defense. The short barrel and quick detach sling swivel make transportation simple and it can be stowed away inconspicuously. The MK5M Modular Rail is included and features a full length 12 slot bottom rail and M-LOK slots at every other 45 degree position providing ample real estate for accessories. The SDP features closed bolt delayed blowback; 4140 Chrome Moly threaded barrel; quick detach sling swivel; 2-Stage quick reset trigger and low profile flip sights. The SDP is fed with full size Glock magazines offering cross compatibility of ammunition for a secondary or backup handgun. Includes magazine cleaning kit cable lock manual and warranty card.