5.56x45mm NATO Handguards & Rails

PSA 16" Mid-Length 1/7 Stainless Steel 13" Lightweight Hex M-lok MOE EPT Rifle Kit w/MBUS Sight Set

PSA JAKL Rifle Upper Assembly Pin & Weld 13.7" 5.56 NATO 1:7 Nitride w/Knurled CH, BCG and Partial Picatinny Lower Hand Guard, FDE / Black

Sabre-15 Enhanced Builder Set - 15" QDSM V2 Rail, Moss Green

Sabre-15 Enhanced Builder Set - 15" QDSM V2 Rail, Black

Sabre-15 Enhanced Builder Set - 13" QDSM V2 Rail, FDE

Sabre-10 Builder Set - 15" QDSM Rail, Black

Sabre-10 Builder Set - 12.5" Quad Rail, FDE

Guntec USA AR-15 Stripped Billet Upper Receiver w/9in Ultralight Series M-Lok Handguard Flat Dark Earth

One Horse Complete Upper Receiver 5.56/.223 Rem 16" Barrel 15" M-LOK Handguard Nitride BCG & Charging Handle

KAK K15 AR15 Pistol - 5.56 4.75" Barrel 5.5" MLOK Handguard

WMD Guns Upper/Lower Receiver Set NIBXMSF15-3PC, Semi-automatic, 223 Rem/556NATO, Free Float Hand Guard, Nib-X Finish NIBXMSF15-3PC

Spikes Tactical Gadsden Lower/Upper Receiver Set, Semi-automatic, 223 Remington/556NATO, Cerakote Finish, Flat Dark Earth, Includes 9 in SAR3 Rail STS1634-PFD9

Spikes Tactical Gadsden Lower/Upper Receiver Set, Semi-automatic, 223 Remington/556NATO, Cerakote Finish, Coyote Tan, Includes 13.2 in SAR3 Rail STS1634-PC3S

Spikes Tactical Calico Jack Lower/Upper Receiver Set, Semi-automatic, 223 Remington/556NATO, Cerakote Finish, Magpul Foliage Green, Includes 7 in MLOK Rail STS1616-PF7M

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS S-ONE M-LOK Handguard - Chocolate Chip Camo

Aero Precision M4E1 Builder Set w/ Enhanced M-LOK Handguard - OD Snakeskin - 10.7"

Aero Precision M4E1 Builder Set w/ 15" ATLAS S-ONE M-LOK Handguard - Rattlesnake Camo

Aero Precision M4E1 Builder Set w/ 12.7" ATLAS R-ONE M-LOK Handguard - Gunmetal Grain

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS S-ONE M-LOK Handguard - Cavern Flecktarn Camo

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS R-ONE M-LOK Handguard - MTC Dark Camo

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS S-ONE M-LOK Handguard - Multi Terrain Camo

Aero Precision M4E1 Builder Set w/ 15" ATLAS R-ONE M-LOK Handguard - Yorktown Cerakote

Aero Precision M4E1 Builder Set w/ 9.3" ATLAS R-ONE M-LOK Handguard - Yorktown Cerakote

Aero Precision M4E1 Builder Set w/ 15" ATLAS S-ONE M-LOK Handguard - Yorktown Cerakote