Results for Brownells 5.56x45mm NATO AR Rifles

Brn-4(R) Complete Upper Receivers - Brn-4 5.56mm 16'''' Heavy Bbl Complete Upper W/13.5'''' Handguard

Brn-4(R) Complete Upper Receivers - Brn-4 5.56mm 14.5'''' Hvy Bbl Complete Upper W/13.5'''' Handguard

Brn-4(R) Complete Upper Receivers - Brn-4 5.56mm 16'''' Med Bbl Complete Upper W/13.5'''' Handguard

Brn-4(R) Complete Upper Receivers - Brn-4 5.56mm 14.5'''' Med Bbl Complete Upper W/13.5'''' Handguard

Xm177e2 Complete Upper Receivers - Brn Xm177e2 Upper Receiver, 11.5'''', 1-7 Twist, Black

Xm177e2 Complete Upper Receivers - Brn Xm177e2 Upper Receiver, 12.7'''' 1-7 Twist, Pin/Weld, Black

Brn-15 Upper Receivers 5.56mm Nato - Brn-15 5.56mm 13.7'''' Bbl .750'''' Gas Block Upper Receiver

Brownells ~ BRN-16A1 ~ 5.56 NATO

Gau-5a Complete Upper Receiver & 4x Retro Carry Handle Scope - Brn Gau-5a 5.56mm 12.7'''' Bbl 1-12 Twist W/Colt 4x21mm Scope

Gau-5a Complete Upper Receiver & 4x Retro Carry Handle Scope - Brn Gau-5a 5.56mm 12.7''''bbl 1-12 Twist Pin/Weld W/Colt 4x21mm

M16a1 20'''' Rifle Length Upper W/Colt Ar-15 4x21mm - Brn-16a1 5.56x45 Nato 20'''' Bbl 1-7 Twist Upper W/Colt 4x21mm

Dd 14.5'''' M4a1 Riii Upper Receiver W/ Eotech Optics - Dd 14.5'''' M4a1 Riii Upper W/ Exps3-0 Holographic Red Dot

Dd 14.5'''' M4a1 Riii Upper Receiver W/ Eotech Optics - Dd 14.5'''' M4a1 Riii Upper W/ Exps2-0 Holographic Red Dot

Dd 14.5'''' M4a1 Fsp Upper Receiver W/ Eotech Optics - Dd 14.5'''' M4a1 Fsp Upper W/ Exps3-0 Holographic Red Dot

Dd 14.5'''' M4a1 Fsp Upper Receiver W/ Eotech Optics - Dd 14.5'''' M4a1 Fsp Upper W/ Exps2-0 Holographic Red Dot

Dd 10.3'''' Mk18 Socom Upper Receivers W/ Optics - Dd 10.3'''' Mk18 Socom Upper W/ Exps3-0 Holographic Red Dot

Brownells Inc AR15 5.56mm 20 Round Police Trade Magazines

Brn-15 Upper Receivers 5.56mm Nato - Brn-15 5.56mm 11.5'''' Bbl .750'''' Gas Block Upper Receiver

Brn-180s(R) Gen2 13.9/14.5 223/5.56 Complete Upper Receiver Assy - Brn-180 Gen 2 13.9'''' 223 Wylde Upper Receiver Assy Black

Brn-4 Upper Receiver Build Kits - Brn-4 Upper Receiver Build Kit, 16'''' Heavy Barrel

Brn-4 Upper Receiver Build Kits - Brn-4 Upper Receiver Build Kit, 10.4'''' Medium Barrel

M16a1 20'''' Rifle Length Upper W/Colt Ar-15 4x21mm - Brn-16a1 5.56x45 Nato 20'''' Bbl 1-12 Twist Upper W/Colt 4x21mm

Dd 10.3'''' Mk18 Socom Upper Receivers W/ Optics - Dd 10.3'''' Mk18 Socom Upper W/ Exps2-0 Holographic Red Dot