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Mfg Item #: ACC.223BCG
-Fits AR-15/M4 compatible style rifles-Mil-spec dimensions-Bolt Carrier Group Material: Case hardened 8620-Steel Finish: Black nitride-Gas Key: 4130 steel attached with Grade 8 hardware & properly staked into a milled "valley" to ensure proper positioning-Cam Pin: Hardened 4340 cam pin-Firing Pin: Mil-Spec firing pin made of 8740 steel, center-less ground & hard chrome coated-Bolt Assembly: The bolt is "true" Mil-Spec dimension & external surfaces are CNC ground-Bolt Material: Case hardened 9310 steel-Finish: All bolt components black nitride-Extractor: 4340 steel Mil-Spec-Extractor spring &O-ring combination-Magnetic Particle Inspected-High Pressure Test-Made in USA
| Width | 3.8000 |
|---|---|
| Height | 1.6500 |
| Length | 10.8500 |
| Material | STEEL |
| Dimension | 1.65 X 3.80 X 10.85 |
| Typecolor | BOLT CARRIER GROUP/BLACK |
| Sizefinish | AR15 .223/NITRIDE |
| Ar15 Accessory | Y |