Upper Parts
- Barrel Nuts
- Bolts
- Bolt Carrier Group
- Charging Handles
- End Plates
- Muzzle Devices
- Rail Mounts
- Handguards
- Gas Blocks/Tubes
- Parts Kits
- Ejection Port Parts
- Complete Uppers
- Bolt Catch
- Stripped Uppers
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Rosco 556nato/300blk Bcg Phos Blk
Rosco Manufacturing
$146.99These 5.56 / 300 BLK Bolt Carrier Groups are Phosphate Coated with Chrome Lined Gas Key & Bolt Channel, Full-Auto rated, properly staked, and the bolts are Matched to the barrel. Their Rosco Phosphate Bolt Carrier Groups are designed to meet the...$146.99 -
Rosco 556nato/300blk Bcg Melonite Bk
Rosco Manufacturing
$141.99The Rosco Melonited Bolt Carrier Groups are designed to meet the modern-day carbine shooters requirements. They have also balanced input from their consumers and military end users in order to bring you the product you need, not just the one they want to...$141.99 -
Geissele Usasoc Abn Chrgng Hndl Ddc
Geissele Automatics
$126.99The Geissele Usasoc Abn Charging Handle in Desert Dirt Color (DDC) is a premium firearm accessory designed to elevate the performance of your weapon. Crafted with top-quality components and boasting exceptional precision in manufacturing, this charging...$126.99 -
Fz Basic Semi Kit Bolt & Hammer
FailZero
$165.99This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR15 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$165.99 -
Fz Ar10 Bcg No Hammer Blk
FailZero
$251.99This AR10 Black Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron Technology that provides permanent dry lubricity, extreme durability and increases...$251.99 -
Fz Ar10 Bcg No Hammer Nib
FailZero
$237.99This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec AR10 upper receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability and increases both...$237.99 -
Fz 7.62x39 Bcg No Hammer Nib
FailZero
$165.99This 7.62x39 Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil-spec upper receivers chambered in 7.62x39. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme...$165.99 -
Fz 6mm Arc Bcg No Hammer Nib
FailZero
$165.99This 6MM ARC Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6MM ARC. All critical parts are coated with EXO Nickel Boron Technology that provides permanent dry lubricity, extreme...$165.99 -
Fz 6.8spc Bcg No Hammer Nib
FailZero
$165.99This 6.8 SPC Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most Mil-Spec upper receivers chambered in 6.8 SPC. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme...$165.99 -
Fz 6.5gren Bcg No Hammer Nib
FailZero
$165.99The FailZero Fz 6.5gren Bcg No Hammer Nib is a high-quality Bolt Carrier Group designed for optimal performance. Constructed with precision and durability in mind, this BCG is a must-have for any firearm enthusiast or professional looking to enhance...$165.99 -
Fz 458 Socom Bcg No Hammer Nib
FailZero
$165.99This Bolt Carrier Group (BCG) comes fully assembled and ready to drop into most mil spec .458 SOCOM Upper Receivers. All critical parts are coated with EXO Nickel Boron technology that provides permanent dry lubricity, extreme durability, and increased...$165.99 -
Fz 450 Bushmaster No Hammer Nib
FailZero
$165.99The Failzero FZ 450 Bushmaster No Hammer Nib Bolt Carrier Group is a premium firearm component designed for optimal performance and durability. Engineered specifically for the 450 Bushmaster model, this bolt carrier group boasts a sleek silver finish...$165.99
