M-LOK Handguard 9.25" AR-15 NiB-X Nickel Boron
M-LOK Handguard 9.25" AR-15 NiB-X Nickel Boron, M-LOK Handguard 9.25" 5A, AR-15, NiB-XA(R) coated in NiB-X nickel boron coated for durability. Machined from 6061 T6 Aluminum. 1.75" clearance for gas block.