Product OverviewThe Spikes Tactical ST5BG01 Bolt Carrier Group is specifically designed for 5.56 NATO and .223 Remington platforms, making it an essential component for AR-15 and M16 builds. This full-auto bolt carrier group features a black phosphate finish that enhances durability and corrosion resistance, ensuring reliable operation in various shooting conditions.Intended UseThis bolt carrier group is ideal for tactical applications and competitive shooting.Who It Is ForThis product is perfect for gun enthusiasts looking to enhance their AR-15 or M16 platform with a high-quality bolt carrier group. Those requiring a semi-auto configuration may opt for a different model.Key FeaturesPhosphate Coating: Provides enhanced durability and corrosion resistance.Mil Spec Extractor: Ensures reliable extraction of cartridges.Full Auto Capability: Designed for M16 full-auto configurations.Laser Engraved ST Spider Logo: Adds a unique aesthetic touch.Includes Necessary Components: Comes with a gas key, firing pin, cam pin, and retaining pin for easy installation.Real-World UseWhether you are at the range practicing for competition or engaged in tactical training, the Spikes Tactical ST5BG01 Bolt Carrier Group delivers the reliability and performance you need. Its robust construction and full-auto capability make it an excellent choice for serious shooters.