Product Description The TacFire MAR010-750GB is a .750-inch low-profile pin-style gas block and rifle-length gas tube combo designed for AR-style rifles. The gas block features a compact, snag-free low-profile design that fits seamlessly under free-float handguards, while the included rifle-length gas tube ensures reliable cycling and proper gas flow from your barrel to the bolt carrier group. Secured in place with set screws in a pin-compatible configuration, this combo provides a dependable and straightforward solution for builders and upgraders alike. Finished in a matte black to resist corrosion and blend with standard AR components, this combo is an excellent value for anyone assembling or rebuilding an AR-platform rifle. Product Highlights .750-inch bore diameter fits standard AR-style rifle barrels Low-profile pin-style gas block design compatible with free-float handguards Includes rifle-length gas tube for a complete ready-to-install combo Matte black finish for corrosion resistance and a clean, uniform appearance Lightweight construction weighing approximately 0.17 lbs for minimal added weight Specs Brand: TacFire Manufacturer Part Number (MPN): MAR010750GB UPC: 729205989810 Gas Block Bore Diameter: .750 inch Gas Block Style: Low Profile, Pin Gas Tube Length: Rifle-Length Compatibility: AR-Style Rifles Weight: 0.17 lbs Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>