Ghost Firearms Complete Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Butt Stock 4150 M4 Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2

Geissele Automatics Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 14.5" Urgi Upper Chf Barrel, A

For more than 50 years the famed silhouette of the M16/M4 has only had one major and several minor changes. Barrel lengths and buttstocks have changed, but more or less the evolution of America's right arm has proceeded apace with each generation of... ... more

Geissele Automatics Mk16 Urg-I Complete Upper Receivers 5.56mm - Mk16 10.3" Urgi Upper Chf Barrel, A

For more than 50 years the famed silhouette of the M16/M4 has only had one major and several minor changes. Barrel lengths and buttstocks have changed, but more or less the evolution of America's right arm has proceeded apace with each generation of... ... more

Aero Precision Ar .308 M5 Lower Complete W/ A2 Grip & M4 Stock - M5 Complete Lower Receiver, W/A2 Gr

The Aero Precision M5 .308 Complete Lower Receiver is the perfect base for your custom big-bore AR rifle. Works with standard AR 308 components and magazines Rear takedown pin detent hole is threaded for a 4-40 set screw Bolt catch is threaded for a... ... more

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Birdcage

Ghost Firearms Vital Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Birdcage. 56 Complete Upper Receiver w/Pistol Lower Parts Kit has everything you need to complete your new lower... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 Moly Steel Barrel 1-7 Twist 7in M-LOK Free Float Hand Guard A2 Flash. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Chrome Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Chrome Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2. 56 NATO Complete Upper Receiver w/ Rifle Lower Parts Kit is packed with high-quality parts that will... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash. 56 NATO Complete Upper Receiver w/ Rifle Lower Parts Kit is packed with high-quality parts that will... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash. 56 NATO Complete Upper Receiver w/ Rifle Lower Parts Kit is packed with high-quality parts that will... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 Moly Steel Barrel 1-7 Twist 14in M-LOK Free Float Hand Guard A2 Flash. 56 NATO Complete Upper Receiver w/ Rifle Lower Parts Kit is packed with high-quality parts that will... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol Length 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol Length 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard Flash Can. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol Length 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard

Ghost Firearms Complete Upper Receiver Pistol Lower Parts Kit 5.56mm 7.5in Pistol Length 4150 M4 Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash Can

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash Can. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash Can

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm 10.5in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard Flash Can. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Tiger Rock AR-15 Rifle Build Kit BCG LPK and Stock Kit 5.56mm 17in 16in Barrel M4 A2/Gov Carbine 1x8 1/2x28 10in Quad Rail Handguard Brake Nitride

Tiger Rock AR-15 Rifle Build Kit BCG LPK and Stock Kit 5.56mm 17in 16in Barrel M4 A2/Gov Carbine 1x8 1/2x28 10in Quad Rail Handguard Brake Nitride. Lower receiver is not included. Specifications for Tiger Rock 5.56mm AR-15 Rifle Build Kit:... ... more

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK. Everything you need to build out your 5.56 pistol just add a lower receiver. Includes : 7.5" Barrel Low profile gas... ... more

Ghost Firearms Complete Upper Receiver Rifle Lower Parts Kit 9mm 16 inch Carbine Length 4150 Chrome Moly Steel Barrel 1-10 Twist 11 inch M-LOK Rail A2

Ghost Firearms Complete Upper Receiver Rifle Lower Parts Kit 9mm 16 inch Carbine Length 4150 Chrome Moly Steel Barrel 1-10 Twist 11 inch M-LOK Rail A2. Using some of the most reliable materials available these AR15 Lower Parts from the industry experts... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Light HBAR Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Light HBAR Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2. 300 Blackout Complete Upper Receiver w/ Rifle Lower Parts Kit you can create a powerful firearm without... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Moly Steel Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Moly Steel Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2. 300 Blackout Complete Upper Receiver w/ Rifle Lower Parts Kit you can create a powerful firearm without... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Moly Steel Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol 4150 Moly Steel Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2. 300 Blackout Complete Upper Receiver w/ Rifle Lower Parts Kit you can create a powerful firearm without... ... more

Ghost Firearms Vital Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard A2 Birdcage

Ghost Firearms Vital Upper Receiver Rifle Lower Parts Kit 5.56mm 16in Carbine 4150 M4 Barrel 1-7 Twist 11in M-LOK Free Float Hand Guard A2 Birdcage. 56 Complete Upper Receiver w/ Rifle Lower Parts Kit is a high-quality kit that includes everything you... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle. Ghost Firearms designed these AR15 Lower Parts to work with their line of 9mm Rifle Upper Receivers... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle. Ghost Firearms designed these AR15 Lower Parts to work with their line of 9mm Rifle Upper Receivers... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Freefloat Handguard A2 Muzzle

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Freefloat Handguard A2 Muzzle. Ghost Firearms designed these AR15 Lower Parts to work with their line of 9mm Rifle Upper Receivers... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Freefloat Handguard A2 Muzzle

Ghost Firearms Upper Receiver Rifle Lower Parts Kit 9mm 9x19 Para 16in Carbine Light HBAR Barrel 1-10 Twist 14in M-LOK Freefloat Handguard A2 Muzzle. Ghost Firearms designed these AR15 Lower Parts to work with their line of 9mm Rifle Upper Receivers... ... more

Luth-AR A3 Complete Upper Receiver Assembled 16in Lightweight Barrel 5.56mm 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ Key MOD Palm Handguard Black

Luth-AR A3 Complete Upper Receiver Assembled 16in Lightweight Barrel 5.56mm 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ Key MOD Palm Handguard Black. 5? M4 SOCOM profile barrel with F Marked Front Sight Base 5.56mm made from 4150 CMV steel with a 1-7?... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm/.223 10.5in Carbine 4150 Moly Steel Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Pistol Lower Parts Kit 5.56mm/.223 10.5in Carbine 4150 Moly Steel Barrel 1-7 Twist 9in M-LOK Free Float Hand Guard A2. 56 Complete Upper Receiver w/Pistol Lower Parts Kit is the perfect item for those looking to create a... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 7.5in Pistol 4150 Moly Steel Barrel 1-8 Twist 7in M-LOK Free Float Hand Guard A2

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 7.5in Pistol 4150 Moly Steel Barrel 1-8 Twist 7in M-LOK Free Float Hand Guard A2. Their most widely used Ghost Vital .300 blackout pistol kit includes M-LOK free-float handguard... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 7.5in Pistol 4150 Light HBAR Barrel 1-8 Twist 9in M-LOK Free Float Hand Guard Flash

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 7.5in Pistol 4150 Light HBAR Barrel 1-8 Twist 9in M-LOK Free Float Hand Guard Flash. Their most widely used Ghost Vital .300 blackout pistol kit includes M-LOK free-float handguard... ... more

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 10.5in Pistol 4150 Light HBAR Barrel 1-8 Twist 11in M-LOK Free Float Hand Guard

Ghost Firearms Upper Receiver Pistol Lower Parts Kit .300 Blackout 10.5in Pistol 4150 Light HBAR Barrel 1-8 Twist 11in M-LOK Free Float Hand Guard. Their most widely used Ghost Vital .300 blackout pistol kit includes M-LOK free-float handguard charging... ... more

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol Light HBAR Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle

Ghost Firearms Upper Receiver Rifle Lower Parts Kit .300 Blackout 16in Pistol Light HBAR Barrel 1-8 Twist 14in M-LOK Free Float Hand Guard A2 Muzzle. 300 Blackout Complete Upper Receiver w/ Rifle Lower Parts Kit you can create a powerful firearm... ... more