Luth-AR 24 in Bull Barrel Complete Upper Barrel Receiver Assembly Silver/Black 24 FTBL-B24M

Luth-Ar Ar-15 16" Lo-Drag Bull Upper Receivers - Ar-15 16" Lo-Drag Bull Upper Receiver Ff Hg 1-7

Starts with the Luth-AR 16″ Lo-Drag, Classic Bull Barrel, made from 4150 CMV with a 1-7″ twist mated to their Lo-Drag flattop receiver which includes the Luth-AR bolt carrier and charging handle. The Free Float version features the Lo-Drag Palm... ... more

Luth-Ar Ar-15 16" Lo-Drag Bull Upper Receivers - Ar-15 16" Lo-Drag Bull Upper Receiver 2pc Hg 1-7

Starts with the Luth-AR 16″ Lo-Drag, Classic Bull Barrel, made from 4150 CMV with a 1-7″ twist mated to their Lo-Drag flattop receiver which includes the Luth-AR bolt carrier and charging handle. The Free Float version features the Lo-Drag Palm... ... more

Luth-Ar Ar-15 11.5" Government Upper Receiver 2-Pc Handguard 1-7 - Ar-15 11.5" Lightweight Gov'T Pro

11.5" Government profile Barrel Assy w/F marked FSB and 2 pc Handguard 1-7 Twist Starts with Luth-AR's 11.5″ barrel with F Marked Front Sight Base, 5.56 barrel made from 4150 CMV with a 1-7″ twist mated to their A3 Flattop receiver which includes the... ... more

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 31in 24in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 31in 24in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese. 223 Rem Fluted Bull Barrel Upper with 15in KeyMod Palm Handguard and Complete Lower Parts Kit comes with... ... more

Luth-AR A3 Complete Upper Receiver Assembled 14.5in SOCOM Profile Barrel 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and and 2-Piece CAR

Luth-AR A3 Complete Upper Receiver Assembled 14.5in SOCOM Profile Barrel 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and and 2-Piece CAR. 5? M4 SOCOM profile barrel with F Marked Front Sight Base 5.56mm made from 4150 CMV steel with a 1-7?... ... more

Luth-AR Complete Upper Receiver Assembly .223 31in 24in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/

Luth-AR Complete Upper Receiver Assembly .223 31in 24in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/. 223 Caliber fluted bull barrel made from 416 SST with a 1-9 twist mated to Luth-AR A3 Flattop receiver... ... more

Luth-AR Complete Upper Receiver Assembly .223 27in 18in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/

Luth-AR Complete Upper Receiver Assembly .223 27in 18in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/. 223 Caliber fluted bull barrel made from 416 SST with a 1-9 twist mated to Luth-AR A3 Flattop receiver... ... more

Luth-AR 20 in Bull Barrel Complete Upper Barrel Receiver Assembly Silver/Black 20 FTBL-B20M

Luth-AR 20 in Bull Barrel Complete Upper Barrel Receiver Assembly Silver/Black 20 FTBL-B20M. . These AR15 Upper Receivers from the skilled product professionals at Luth-AR are made by using dependable and reliable materials to be able to provide you... ... more

Luth-AR Complete Upper Receiver Assembly .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/

Luth-AR Complete Upper Receiver Assembly .223 26in 16in Bull Carbine 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese Phosphate Silver/. 223 Caliber fluted bull barrel made from 416 SST with a 1-9 twist mated to Luth-AR A3 Flattop... ... more

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 27in 18in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 27in 18in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese. 223 Rem Fluted Bull Barrel Upper with 15in KeyMod Palm Handguard and Complete Lower Parts Kit comes with... ... more

Luth-AR 18 in Bull Barrel Complete Upper Barrel Receiver Assembly Silver/Black 18 FTBL-B18M

Luth-AR 18 in Bull Barrel Complete Upper Barrel Receiver Assembly Silver/Black 18 FTBL-B18M. . These AR15 Upper Receivers through the expert product specialists at Luth-AR are made using heavy duty and dependable resources to be able to supply you with... ... more

Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-LOK Free Float Handguard Black 16 BA-L16-7M

Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-LOK Free Float Handguard Black 16 BA-L16-7M. . Established by using some of the most heavy duty and long lasting resources around these AR15 Upper Receivers through... ... more

Luth-AR Mark 12 Complete Upper Barrel Receiver Assembly 5.56 mm 27in 18in Government Rifle 1x9 1/2x28 PicatinnyKey MOD A2 Flash Hider Anodized

Luth-AR Mark 12 Complete Upper Barrel Receiver Assembly 5.56 mm 27in 18in Government Rifle 1x9 1/2x28 PicatinnyKey MOD A2 Flash Hider Anodized. 56mm Lightweight barrel made from 4150 Chrome Molly with a 1-9 twist mated to Luth-AR A3 Flattop receiver... ... more

Luth-AR 11.5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-Lok Free Float Handguard Black 11.5 BA-11-7M

Luth-AR 11.5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist M-Lok Free Float Handguard Black 11.5 BA-11-7M. 5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist K-Mod Free Float Handguard. Formulated by... ... more

Luth-AR 11.5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist K-Mod Free Float Handguard Black 11.5 BA-11-7K

Luth-AR 11.5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist K-Mod Free Float Handguard Black 11.5 BA-11-7K. 5 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x7 twist K-Mod Free Float Handguard. Formulated by... ... more

Luth-AR Lightweight Complete Upper Barrel Receiver Assembly 5.56mm 26in 16in Light Weight Carbine 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized

Luth-AR Lightweight Complete Upper Barrel Receiver Assembly 5.56mm 26in 16in Light Weight Carbine 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized. 56mm Lightweight barrel made from 4150 Chrome Molly with a 1-9 twist mated to Luth-AR A3 Flattop... ... more

Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 4.5in Barrel 7.25in CF Handguard XL Linear Compensator Black Medium KVP-CF9-4XLLC

Kaw Valley Precision Carbon Fiber 9mm Complete Barrel Upper Receiver 4.5in Barrel 7.25in CF Handguard XL Linear Compensator Black Medium KVP-CF9-4XLLC. After assembly each upper is test fired to prove its function before leaving our warehouse... ... more

Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x9 twist MLOK Free Float Handguard Black 16 BAA3-L16M

Luth-AR 16 in Light Weight Complete Upper Barrel Receiver Assembly - 5.56 1x9 twist MLOK Free Float Handguard Black 16 BAA3-L16M. . Established by using some of the most heavy duty and long lasting resources around these AR15 Upper Receivers through... ... more

Luth-AR 18 in MARK12 Complete Upper Barrel Assembly MLOK Black 18 BAA3-M12M

Luth-AR 18 in MARK12 Complete Upper Barrel Assembly MLOK Black 18 BAA3-M12M. These AR15 Upper Receivers from the skilled product specialists at Luth-AR are made by using dependable and dependable components as a way to supply you with a product which... ... more

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112201

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112201. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 20in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112401

Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 20in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112401. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

DEMO Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112201

DEMO Stag Arms AR-15 Covenant Left Hand Upper Receiver 6mm 16in Barrel BULL Profile 1-7 Twist 5/8-24 Thread VG6 Gamma Black STAG15112201. Designed to be the ideal round for match shooting hunting and personal protection. To prevent any confusion the... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 300 BO 24.75in 16in Barrel Carbine 1-8 Twist 5/8x24 Thread M-LOK Bird Cage Black Nitride Finish

XTS Complete Upper Receiver w/o BCG w/ 12in Rail AR-15 300 BO 24.75in 16in Barrel Carbine 1-8 Twist 5/8x24 Thread M-LOK Bird Cage Black Nitride Finish. These XTS complete uppers do not include the Bolt Carrier Group. Specifications for XTS AR-15 16in... ... more

XTS Complete Upper Receiver w/o BCG AR-15 300 BO 24.75in 16in Barrel Carbine 1-8 Twist 5/8x24 Thread M-LOK Bird Cage Black Nitride Finish XTSCU16300BK

XTS Complete Upper Receiver w/o BCG AR-15 300 BO 24.75in 16in Barrel Carbine 1-8 Twist 5/8x24 Thread M-LOK Bird Cage Black Nitride Finish XTSCU16300BK. These XTS complete uppers do not include the Bolt Carrier Group. Specifications for XTS AR-15 16in... ... more

XTS Complete Upper Receiver w/o BCG w/ 12in Ce Rail AR-15 .223/5.56 24.75in 16in Barrel Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride

XTS Complete Upper Receiver w/o BCG w/ 12in Ce Rail AR-15 .223/5.56 24.75in 16in Barrel Carbine 1-8 Twist 1/2x28 Thread M-LOK Bird Cage Black Nitride. 56 upper comes FULLY ASSEMBLED with a 5.56 NATO barrel capable of shooting both .223 and 5.56. With... ... more

FM Products Mike-15 .223 Wylde Gen 2 Complete Upper Receiver 24.75 inch 16 inch Barrel Intermediate 1-8 Twist 1/2x28 Thread Free-Float Nitride Black

FM Products Mike-15 .223 Wylde Gen 2 Complete Upper Receiver 24.75 inch 16 inch Barrel Intermediate 1-8 Twist 1/2x28 Thread Free-Float Nitride Black. Specifications for FM Products Mike-15 .223 Wylde Gen 2 Complete Upper Receiver: Manufacturer: FM... ... more

Next Level Armament NLX .450 Bushmaster Complete Upper Receiver 18 in Barrel 1/24 Twist M-LOK Handguard Machined Stainless Black NLX506

Next Level Armament NLX .450 Bushmaster Complete Upper Receiver 18 in Barrel 1/24 Twist M-LOK Handguard Machined Stainless Black NLX506. Combine the accuracy and power of the 450 Bushmaster round with our NLX450 Bushmaster complete upper. Convert your... ... more

Wilson Combat Complete Upper Receiver Ranger 300 HAM'R 16 inch Barrel Mid Length 1-15 Twist 5/8 24 Thread M-LOK Handguard Q-COMP Armor-Tuff Black

Wilson Combat Complete Upper Receiver Ranger 300 HAM'R 16 inch Barrel Mid Length 1-15 Twist 5/8 24 Thread M-LOK Handguard Q-COMP Armor-Tuff Black. The Wilson Combat machined hand polished match grade stainless barrel is the core of these accurate and... ... more

Luth-AR A3 Complete Upper Receiver Assembled 11.5in Government Profile Barrel 5.56mm 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and

Luth-AR A3 Complete Upper Receiver Assembled 11.5in Government Profile Barrel 5.56mm 1-7 Twist 1/2 x 28 Thread A2 Flash Hider w/ F Marked FSB and. 5? M4 SOCOM profile barrel with F Marked Front Sight Base 5.56mm made from 4150 CMV steel with a 1-7?... ... 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

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 29in 20in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese

Luth-AR Bull Rifle Kit Minus Lower Receiver w/Fixed Stock .223 29in 20in Bull Rifle 1x9 1/2x28 Picatinny Key MOD A2 Flash Hider Anodized Manganese. 223 Rem Fluted Bull Barrel Upper with 15in KeyMod Palm Handguard and Complete Lower Parts Kit comes with... ... more

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 10in HG M-LOK RPR 5/8x24 A2 FH Black CFU10.5-300HBAR-10RPR

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 10in HG M-LOK RPR 5/8x24 A2 FH Black CFU10.5-300HBAR-10RPR. 5in HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the... ... more

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 9in HG M-LOK MHR 5/8x24 A2 FH Black CFU10.5-300HBAR-9MHR

Radical Firearms Complete Upper Assembly AR-15 .300 Blackout 10.5in Barrel 9in HG M-LOK MHR 5/8x24 A2 FH Black CFU10.5-300HBAR-9MHR. 5in HBAR profile 300BLK is a complete MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice... ... more

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-45-7.5

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-45-7.5. The patent-pending left side charging handle will allow you to charge your .45ACP cartridges out of the side of your receiver without fear... ... more

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 10.5in Barrel Black QC-CU-PSCU-G-45-10.5

Quarter Circle 10 Side Charging Complete 45 ACP Upper Receiver Assembly 10.5in Barrel Black QC-CU-PSCU-G-45-10.5. The patent-pending left side charging handle will allow you to charge your .45ACP cartridges out of the side of your receiver without fear... ... more

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-9-5.5 Inch

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 5.5in Barrel Black QC-CU-PSCU-G-9-5.5 Inch. 355 Caliber Features of Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly: QC10 Side Charging Upper Receiver Compatible... ... more

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-9-7.5 Inch

Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly 7.5in Barrel Black QC-CU-PSCU-G-9-7.5 Inch. 355 Caliber Features of Quarter Circle 10 Side Charging Complete 9mm Upper Receiver Assembly: QC10 Side Charging Upper Receiver Compatible... ... more