Step up to the M-LOK attachment system on your current AR-15 or a new modern sporting rifle build with the Daniel Defense MFR XS free float rail system. It provides M-LOK attachment points along seven positions on the handguard for superior versatility and cooling. A full length top Picatinny rail provides still more room for any optics or sights. The rail has a sleek bolt-up system and anti rotation tabs. It works with a standard AR-15 barrel nut.

Specifications and Features
Daniel Defense 01-107-15140
Aluminum construction
Steel barrel nut
M-LOK attachment at 7 positions
Full length top Picatinny rail
Multiple sling swivel QD attachment points
Rail length 9"
Width 1.56"
Height 1.995"
Black