Jacob Grey Firearms Ultralight Complete Upper Assembly .300 AAC Blackout 13in Black 300BO13ULCUA

Brownells Brn-180 Complete Bolt - Brn-180 Complete Bolt

Spare Bolt Assembly for the BRN-180 Upper Receiver. Includes ejector & extractor hardware. Black oxide finish. Compatible with 223 Wylde or 300 Blackout Models. Gen1 or Gen2 BRN-180. Mfg: Brownells ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly .300 AAC Blackout 10.5in Black 300BO105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly .300 AAC Blackout 10.5in Black 300BO105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 13in Black 556N13ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 13in Black 556N13ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was unnecessary... ... more

Jacob Grey Firearms .300 Blackout 6in Complete Upper Assembly AR-15 Black 300BO6CUA

Jacob Grey Firearms .300 Blackout 6in Complete Upper Assembly AR-15 Black 300BO6CUA. If youre not already a fan of this cartridge take it to the range and you will be. You can have an AR that not only performs in CQC but is an effective long-range... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 13in 1-7 Twist 1/2x28 Thread Black 556N13CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 13in 1-7 Twist 1/2x28 Thread Black 556N13CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system that... ... more

Jacob Grey Firearms Complete Upper Assembly 9mm 10in 1-10 Twist 1/2x36 Thread Black 9MM10CUA

Jacob Grey Firearms Complete Upper Assembly 9mm 10in 1-10 Twist 1/2x36 Thread Black 9MM10CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 7.5in Black 556N75ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 7.5in Black 556N75ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was unnecessary... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 16in Black 556N16ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 16in Black 556N16ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was unnecessary... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 10.5in Black 76239105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 10.5in Black 76239105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 10.5in Black 556N105ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 5.56 NATO 10.5in Black 556N105ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was... ... more

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 7.5in Black 7623975ULCUA

Jacob Grey Firearms Ultralight Complete Upper Assembly 7.62x39mm 7.5in Black 7623975ULCUA. This AR-15 complete upper assembly is built around the 7075-T6 billet upper receiver specifically machined and cut in areas where excess material was unnecessary... ... more

Jacob Grey Firearms 9mm 6in Complete Upper Assembly Black 9MMB6CUA

Jacob Grey Firearms 9mm 6in Complete Upper Assembly Black 9MMB6CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms 9mm Complete Upper... ... more

Jacob Grey Firearms Complete Upper Assembly 9mm 7.5in 1-10 Twist 1/2x36 Thread Black 9MM75CUA

Jacob Grey Firearms Complete Upper Assembly 9mm 7.5in 1-10 Twist 1/2x36 Thread Black 9MM75CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms... ... more

Jacob Grey Firearms Complete Upper Assembly AR-10 6.5 CM 20in 1-8 Twist 5/8x24 Thread Black 65CUA20

Jacob Grey Firearms Complete Upper Assembly AR-10 6.5 CM 20in 1-8 Twist 5/8x24 Thread Black 65CUA20. Not only have we designed an upper receiver that is aggressive in styling but also weighs less than standard AR-10 Upper Receivers. Excess material was... ... more

Jacob Grey Firearms Complete Upper Assembly 9mm 4.5in 1-10 Twist 1/2x36 Thread Black 9MM45CUA

Jacob Grey Firearms Complete Upper Assembly 9mm 4.5in 1-10 Twist 1/2x36 Thread Black 9MM45CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 16in 1-7 Twist 1/2x28 Thread Black 556N16CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 16in 1-7 Twist 1/2x28 Thread Black 556N16CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system that... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 10.5in 1-7 Twist 1/2x28 Thread Black 556N105CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system... ... more

Jacob Grey Firearms 9mm 11in Complete Upper Assembly Black 9MMB11CUA

Jacob Grey Firearms 9mm 11in Complete Upper Assembly Black 9MMB11CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms 9mm Complete Upper... ... more

Jacob Grey Firearms 9mm 8.3in Complete Upper Assembly Black 9MMB83CUA

Jacob Grey Firearms 9mm 8.3in Complete Upper Assembly Black 9MMB83CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms 9mm Complete Upper... ... more

Jacob Grey Firearms Complete Upper Assembly 7.62x39 Caliber 10.5in 1-10 Twist Black 76239105CUA

Jacob Grey Firearms Complete Upper Assembly 7.62x39 Caliber 10.5in 1-10 Twist Black 76239105CUA. Shooters can easily adapt to various scenarios and situations from a singular platform without the need for investing in completely new firearms. Switching... ... more

DEMO Jacob Grey Firearms Complete Upper Assembly 9mm 16in 1-10 Twist 1/2x36 Thread Black 9MM16CUA

DEMO Jacob Grey Firearms Complete Upper Assembly 9mm 16in 1-10 Twist 1/2x36 Thread Black 9MM16CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey... ... more

Jacob Grey Firearms Complete Upper Assembly 9mm 16in 1-10 Twist 1/2x36 Thread Black 9MM16CUA

Jacob Grey Firearms Complete Upper Assembly 9mm 16in 1-10 Twist 1/2x36 Thread Black 9MM16CUA. DISCLAIMER: Firearm specifications are subject to change at any time based on availability and supply chain shortage. Specifications for Jacob Grey Firearms... ... more

POF USA Renegade Plus Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel 9.5in Picatinny Rail Black Anodized 1446

POF USA Renegade Plus Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel 9.5in Picatinny Rail Black Anodized 1446. Designed to stand out from the crowd of other AR15 Upper Receivers the Renegade Plus has high-quality improvements like POF's roller... ... more

POF USA P415 Edge Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel M-LOK Rail Black 1515

POF USA P415 Edge Upper Receiver Assembly .300 AAC Blackout 10.5in Barrel M-LOK Rail Black 1515. Originally developed over 15 years ago POF USA has been constantly testing upgrading and improving the design to perfect it. The P-415 features the E2... ... more

TacFire Complete M-LOK Upper Assembly .300 Blackout 10in Type III Hard Anodized Black Large BU-3008-10

TacFire Complete M-LOK Upper Assembly .300 Blackout 10in Type III Hard Anodized Black Large BU-3008-10. 300 Blackout Complete M-LOK Upper Assembly then you've arrived at the absolute correct place.. Formulated by using several of the most extremely... ... more

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 7.5in 1-7 Twist 1/2x28 Thread Black 556N75CUA

Jacob Grey Firearms Complete Upper Assembly 5.56 NATO 7.5in 1-7 Twist 1/2x28 Thread Black 556N75CUA. 56 NATO and built around a 1/7 twist barrel. 7-sided M-LOK Handguard and 7075 Aluminum Upper Receiver. These uppers have a pistol-length gas system... ... more

DEMO Jacob Grey Firearms Complete Upper Assembly 7.62x39 Caliber 7.5in 1-10 Twist Black 7623975CUA

DEMO Jacob Grey Firearms Complete Upper Assembly 7.62x39 Caliber 7.5in 1-10 Twist Black 7623975CUA. Shooters can easily adapt to various scenarios and situations from a singular platform without the need for investing in completely new firearms.... ... more

Jacob Grey Firearms .300 Blackout 10in Complete Upper Assembly AR-15 Black 300BO10CUA

Jacob Grey Firearms .300 Blackout 10in Complete Upper Assembly AR-15 Black 300BO10CUA. If youre not already a fan of this cartridge take it to the range and you will be. You can have an AR that not only performs in CQC but is an effective long-range... ... 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 16in 300 AAC HBAR Contour 1/8 Twist 9in MHR M-LOK A2 Flash Hider Black CFU16-300HBAR-9MHR

Radical Firearms Complete Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 9in MHR M-LOK A2 Flash Hider Black CFU16-300HBAR-9MHR. 62x39 is a MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter wanting... ... more

Radical Firearms Complete Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black CFU16-300HBAR-10RPR

Radical Firearms Complete Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black CFU16-300HBAR-10RPR. 62x39 is a MIL-STD upper ready to drop on any MIL-STD lower Receiver. Perfect for the novice or advanced shooter... ... more

Jacob Grey Firearms Spiral Compensators .300 Blackout 5/8x24 Nitride Black 300SC5824N

Jacob Grey Firearms Spiral Compensators .300 Blackout 5/8x24 Nitride Black 300SC5824N. The JGC provides forward directional muzzle blast control desired on 300 Blackout barrels. The JGC provides a ported baffle system with no porting at the bottom to... ... more

Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black FU16-300HBAR-10RPR

Radical Firearms RF Upper Assembly 16in 300 AAC HBAR Contour 1/8 Twist 10in RPR M-LOK A2 Flash Hider Black FU16-300HBAR-10RPR. We achieve this by pairing a very forgiving profile with a draw-point that can be easily micro-adjusted without taking the... ... more

Desert Tech MDRx Barrel Assembly w/ Forward Ejection .300 AAC Blackout 16in Length Black MDR-BR-D16-FE

Desert Tech MDRx Barrel Assembly w/ Forward Ejection .300 AAC Blackout 16in Length Black MDR-BR-D16-FE. Equipping your firearm with these Gun Barrels by Desert Tech gives your shooting experience a boost by allowing you to shoot with greater accuracy... ... more

Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport

Moriarti Complete Upper Receiver AR-15 .300 AAC Blackout 16 inch Barrel Medium Profile Pistol Length 1x7 Twist 5/8X24 Thread M-LOK Handguard Triport. No other modifications to your AR-15 is required. Uses standard AR-15 BCG. All you need is 300 BLK... ... more

Jacob Grey Firearms Stripped Upper Receiver Ultralight JG-15 Billet Aluminum Anodized Black JG15ULURA

Jacob Grey Firearms Stripped Upper Receiver Ultralight JG-15 Billet Aluminum Anodized Black JG15ULURA. This 7075-T6 billet upper receiver is specifically machined and cut in areas where excess material was unnecessary and areas that see excess use and... ... more

DEMO Radical Firearms Upper Assembly 16 inch 300 AAC HBAR Contour 12 inch FQR w/BCG and CH Black CFU16-300HBAR-12FQR

DEMO Radical Firearms Upper Assembly 16 inch 300 AAC HBAR Contour 12 inch FQR w/BCG and CH Black CFU16-300HBAR-12FQR. These AR15 Upper Receivers from the innovators at Radical Firearms feature a forward assist for increased accuracy and a faster cool... ... more