United Defense Lr-308 Complete Bolt Carrier & Charging Handle Combo
Bolt Has High Polish Nickel Boron PW1 Finish
**Fits All .308 Win, 6.5 Creed,243 Win**
Comes With High-Quality Lr-308 Charging Handle
Optional Add On LPK
Save Big By Buying In This Kit
Bolt Carrier Group Has Ultra High Polished Nickel Boron Finish !!
This DPMS Standard Compatible .308 Lr-308 Bolt Carrier Group Nickel Boron PW1 Coated.
Fits All Lr-308 Platform Rifles Chambered In 6.5 Creedmoor, 308 Win , 243 Win & All Simmular Based Calibers.
Fully assembled and ready to drop into your 308 Build. Carrier is made with 8620 hardened steel
The Bolt Head is Made from 9310 Vac-Arc Premium Carburizing Steel
which has a high core hardness and high fatigue strength
Unlike standard Hot/Cold rolled 9310 steels.
This is a Mil-Spec bolt carrier assembly with enhanced features for those looking to complete an Upper Receiver set up or to simply replace an existing bolt carrier group. The PW1 Nickel Boron coating has a Rockwell hardness value of 74 giving it almost the same strength as a Nitride BCG but also provides the self-lubricating exterior allowing this BCG to run through several thousand rounds Without Lubrication or oil. This finish will not peel or flake.
Features & Spec's
- 8620 Steel Carrier PW1 Nickel Boron Coated
- 9310 Steel Bolt PW1 Nickel Boron Coated
- 4140 Steel Billet Machined Gas Key PW1 Nickel Boron Coated
- Tool Steel Billet Machined Extractor PW1 Nickel Boron Coated
- 4340 Steel Cam Pin PW1 Nickel Boron Coated
- Properly Staked Gas Key
- Shot Peened
- Power Spring Kit
- MPI tested
- Carrier Engraved with Made in USA
Charging Handle Spec's
- Made Of 7075 T6 Aluminum Forgings
- Made In USA
- Built To Exact Lr-308 Specs
- Properly Broached Center Flute For Extra Strength
- Deburred & Bead Blasted
- Anodized Type III Mil-Spec Matte Finish