Multifunction sling swivel M39 for M4 with compatible stock tube.
6 different sling stylesSuitable for both right and lefthandedEvery singel hook can be mounted on both right and left sideAluminium materialKit includes:1 × END-PLATE UNIT1 × QD SLING SWIVEL1 × SINGLE QD SLING SWIVEL SLOT1 × SINGLE STANDARD SLING LOOP1 × SINGLE HOOK MOUNT1 × AMBIDEXTROUS QD SLING SWIVEL SLOT1 × AMBIDEXTROUS STANDARD SLING LOOP1 × AMBIDEXTROUS HOOK MOUNT