Product DescriptionTacFire&';s Upper Receiver Vise Block is built from solvent-resistant polymer for dependable strength and durability. Designed to allow safe clamping of the upper receiver, it helps prevent distortion or damage during maintenance, repairs, or assembly. Sized at 4.75 inches in length and finished in black, this vise block fits most standard Mil-Spec AR-15/M4 style rifles.Product Highlights Solvent-resistant polymer construction for long-lasting durability Allows safe clamping of the upper receiver to prevent distortion or damage Fits most standard Mil-Spec AR-15/M4 style rifles Ideal for routine maintenance, repairs, and assembly tasks Compact 4.75-inch length with a 14.1 oz net weight Specs Product Type: Upper Receiver Vise Block Compatibility: AR-15/M4 style rifles (Mil-Spec) Material: Solvent-resistant polymer Color: Black Length: 4.75 in Weight: 14.1 oz Brand: TacFire Manufacturer Part Number: TL009 UPC: 811261022577 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.