Browse By Series - 300AAC (Special Ops Series) - Upper Receivers

AR15 300AAC Blackout Upper Receiver with 10" MLOK Free Float Rail

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block / FDE

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 16" Nitride Pistol Length Gas...

MSRP: $359.99

$309.99

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5.56 Nato 'Operator Series' 16" Nitride Upper Receiver / 1:8 Twist / 15" MLOK Handguard

ZAVIAR Firearms

Zaviar Firearms 300 AAC 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 15" MLOK Handguard

Specifications: Caliber: 300 aac Upper Receiver: Assembled Upper Receiver ***BCG and Charging Handle Not Included*** Barrel: 16" Nitride Pistol Length Gas System Gas...

MSRP: $339.99

$259.99

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ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 12" MLOK Handguard / Adj. Gas Block/ OD Green

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 10.5" Nitride Pistol Length Gas...

MSRP: $359.99

$329.99

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ZAVIAR AR-15 7.5" 300AAC BLACKOUT MAGPUL FDE NITRIDE / 10" HANDGUARD ASSEMBLED UPPER RECEIVER

ZAVIAR Firearms

300AAC Blackout 'Special Ops Series' Magpul FDE 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 7.5" Nitride Pistol Length Gas Tube Gas...

MSRP: $305.99

$299.99

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ZAVIAR AR-15 7.5" 300AAC BLACKOUT OD GREEN NITRIDE / 10" HANDGUARD ASSEMBLED UPPER RECEIVER

ZAVIAR Firearms

300AAC Blackout 'Special Ops Series' Magpul OD Green 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 7.5" Nitride Pistol Length Gas...

$309.99

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ZAVIAR AR-15 10.5" 300AAC BLACKOUT NITRIDE 12" M-LOK HANDGUARD ASSEMBLED UPPER RECEIVER

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 12" MLOK Handguard / Adj. Gas Block

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 10.5" Nitride Pistol Length Gas...

$309.99

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300AAC Blackout 'Special Ops Series' 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 7.5" Nitride Pistol Length Gas...

MSRP: $359.00

$309.99

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ZAVIAR AR-15 10.5" 300AAC BLACKOUT NITRIDE 10" HANDGUARD ASSEMBLED UPPER RECEIVER

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 10.5" Nitride Pistol Length Gas...

MSRP: $299.99

$289.99

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ZAVIAR AR-15 7.5" 300AAC BLACKOUT 7" HANDGUARD ASSEMBLED UPPER RECEIVER

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 7.5" Nitride Upper Receiver / 1:8 Twist / 7" MLOK Handguard / Adj. Gas Block

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 7.5" Nitride Pistol Length Gas...

MSRP: $299.99

$289.99

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Z300 'Blackout Series' 16" AR15 300AAC Blackout Upper Receiver with 10" MLOK Free Float Rail

ZAVIAR Firearms

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

Best Use: Mid Range / Varmint Hunting Specifications: Caliber: 300AAC Blackout Upper Receiver: Assembled Upper Receiver Barrel: 16" Nitride Pistol Length Gas...

MSRP: $335.99

$289.99

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Top Searches

Upper Receivers

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block / FDE

Zaviar Firearms 300 AAC 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 15" MLOK Handguard

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 12" MLOK Handguard / Adj. Gas Block/ OD Green

300AAC Blackout 'Special Ops Series' Magpul FDE 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard

300AAC Blackout 'Special Ops Series' Magpul OD Green 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 12" MLOK Handguard / Adj. Gas Block

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 7.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 10.5" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 7.5" Nitride Upper Receiver / 1:8 Twist / 7" MLOK Handguard / Adj. Gas Block

Zaviar Firearms 300AAC Blackout 'Special Ops Series' 16" Nitride Upper Receiver / 1:8 Twist / 10" MLOK Handguard / Adj. Gas Block

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