Lantac E-BCG Enhanced .223 556 Bolt Carrier Group NiB Finish

This M16 full auto style BCG is precision machined from 8620 steel, featuring a shot peened Carpenter 158 bolt that is magnetically particle inspected. The entire assembly is coated with a patented NiB Electroless Nickel Boron finish using the UCT EXO process, providing a low friction coefficient and high surface hardness for smoother cycling and easier cleaning.

Features

• M16 full auto style for increased mass and lock time
• Precision machined 8620 steel carrier
• Shot peened, MPI Carpenter 158 bolt
• NiB UCT EXO coating for extreme lubricity
• Forward porting and enlarged vents for reduced upper receiver pressurization
• Flared boss for enhanced lock position and accuracy
• CP-R360 domed cam pin made from 17-4PH stainless steel
• Mil-Spec gas rings and staked gas key
• Grade 8 hardened fasteners
• All hard chrome surfaces to MIL-STD-171 1.2.2.2
• Made in the USA

Specifications

• Weight: 11.7 oz
• Carrier Material: 8620 Steel, heat treated, hard turned, chrome lined
• Bolt Material: Carpenter 158, shot peened, hard turned/ground, MPI
• Coating: NiB Electroless Nickel Boron (UCT EXO process)
• Cam Pin: CP-R360 domed, 17-4PH stainless steel, H900 condition
• Gas Key: Mil-Spec, properly staked, grade 8 fasteners
• Surface Hardness: 82-85 Rockwell C
• Friction Coefficient: 0.02
• MPN: LA00223
• UPC: 784672665339