LWRCICompleteDiUpperReceiver5.56mm 16inchBarrel1-7Twist Extended M-LO...LWRCI Complete Di Upper Receiver 5.56mm 16 inch Barrel 1-7 Twist Extended M-LOK Handguard Black 16in ICDIU5B16MLXS. Built from the ground up to be more than just another direct impingement rifle the LWRCI Di delivers the quality every rifle...more
Daniel Defense CompleteUpperReceiver w/ Flash Hider DDM4-V7-LW 5.56mm NATO 1...Daniel Defense Complete Upper Receiver w/ Flash Hider DDM4-V7-LW 5.56mm NATO 16 in Barrel Low Profile Mid 1-7 Twist Free-Floating MFR XS M-LOK Rail 15. It features a mid-length gas system for smooth reliable cycling and reduced wear on moving parts....more
Tiger Rock AR-15CompleteUpperReceiver5.56mm 24in 16in BarrelM4 Carbine 1x...Tiger Rock AR-15 Complete Upper Receiver 5.56mm 24in 16in Barrel M4 Carbine 1x8 Twist 1/2x28 Thread Quad Rail 15in M-Lok Handguard Brake Nitride. Each part conforms to Mil-Spec dimensions and is made from quality materials to ensure accuracy and...more
Daniel Defense DDM4 V7 UpperReceiver5.56mm NATO 16inchBarrel Government Mi...Daniel Defense DDM4 V7 Upper Receiver 5.56mm NATO 16 inch Barrel Government Mid-length 1-7 Twist M-LOK Handguard Daniel Defense Flash Suppressor. It features a mid-length gas system for smooth reliable cycling and reduced wear on moving parts. A...more
Geissele Super Duty Stripped UpperReceiver for AR-155.56mm 16.5in Barrel Car...Geissele Super Duty Stripped Upper Receiver for AR-15 5.56mm 16.5in Barrel Carbine Length 1-7 Twist Black 16in 08-247B. At the heart of this stripped upper is a Super Duty upper receiver that mates to a 15 in MK16 Super Modular rail via a center...more
Geissele Super Duty Stripped UpperReceiver5.56mm 16.5in Barrel Carbine Lengt...Geissele Super Duty Stripped Upper Receiver 5.56mm 16.5in Barrel Carbine Length 1-7 Twist Sand 16in 08-247S. At the heart of this stripped upper is a Super Duty upper receiver that mates to a 15 in MK16 Super Modular rail via a center aligning tab...more
Tiger Rock AR-15CompleteUpperReceiver5.56mm 24in 16in BarrelM4 Carbine 1x...Tiger Rock AR-15 Complete Upper Receiver 5.56mm 24in 16in Barrel M4 Carbine 1x8 Twist 1/2x28 Thread 10in Quad Rail Handguard Brake Nitride Anodized. Each part conforms to Mil-Spec dimensions and is made from quality materials to ensure accuracy and...more
Aero Precision M4E1-T PRO CHF M4 5.56mm 16inchCompleteUpperReceiver Hanson...Aero Precision M4E1-T PRO CHF M4 5.56mm 16 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized Kodiak Brown APAR700021D112. The MOD 4 handguard seamlessly blends robust construction with an ergonomic form factor ensuring no...more
Aero Precision M4E1-T PRO CHF M4 5.56mm 16inchCompleteUpperReceiver Hanson...Aero Precision M4E1-T PRO CHF M4 5.56mm 16 inch Complete Upper Receiver Hanson Mid Length 1-7 Twist A2 Birdcage Anodized OD Green APAR700011D112. The MOD 4 handguard seamlessly blends robust construction with an ergonomic form factor ensuring no...more
Aero Precision M4E1 Threaded 5.56mm CompleteUpperReceiver145in Mid-Length B...Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 145in Mid-Length Barrel 1-7 Twist 1/2x28 Thread ATLAS R-ONE Handguard w/VG6 Precision. The R-ONE handguards are designed with size and weight in mind while still providing plenty of...more