Rosco Manufacturing Bolt Carrier Group 556NATO/300 Blackout Fits AR-15 Phosphate and Chrome lined Finish Black ROS-BCG-002

Rosco Manufacturing Bolt Carrier Group 556NATO/300 Blackout Fits AR-15 Phosphate and Chrome lined Finish Black ROS-BCG-002

Rosco Manufacturing
SKU:
SRS-ROS-BCG-002
|
UPC:
181969500838
$156.53
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Description
These 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 modern-day carbine shooters requirements. For their Phosphate Bolt Carrier Groups - they choose to team up with the best - Microbest" so the end user has dependability time after time" every time. 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 sell you. These BCG's are to MIL Specification and have a properly staked gas key along with a chrome lined coating for extended performance. They also feature a Shot Peened/ MP tested Matched bolt (with upgraded extractor) which is designed to lock up perfectly with their extensions for extreme accuracy. These BCG's are made to withstand Full-Auto rated fire and unforgiving use from the end user.

Carrier Material: 8620 Steel
Gas Key: 4130 Steel, attached with Grade 8 hardware, properly staked
Cam Pin: Hardened 4340
Firing Pin: 8740 Steel, Mil-Spec, Center-less ground & Hard Chrome coated Bolt Material: 9310, Properly Heat treated, MPI/HPT
Extractor: 4340 Steel
Ejector: S7 Tool Steel

Stock Notice: This item is NOT marked "In Stock". We will contact you within 12-24 hours by email if your order is on backorder with our distributor and will take longer than the 5-7 business days it takes us to ship out. Please do not order if you need this item shipped immediately.