Magpul

-Narrow design replaces factory two-piece, mid-length plastic hand guards-Easy to install utilizing existing delta ring & round front hand guard retaining cap with A2 front sightassembly*-Slots at the two, six, & ten o'clock positions for mounting direct-attach M-LOK accessories or M-LOK 1913 Picatinny rail sections-Reinforced, heat-resistant polymer construction-Integral riveted aluminum heat shield-Front lip & long side extensions shields hand from hot sight assemblyNote: The Mid-Length MOE SL Hand Guard is a direct replacement for most factory plastic, two-piece, mid-length hand guards & requires a ROUND front hand guard retaining cap & spring-loaded delta ring. Must be used with triangular A2 front sight assembly with round cap as other gas blocks are not compatible*Must be used with the triangular A2 front sight assembly with round retaining cap; other gas blocks are not compatible. Factory sling swivel is not compatible&, if equipped, must be removed from the A2 front sight assembly.