Product DescriptionThe TacFire AR-15 Upper/Lower Receiver Vise Block set provides a secure way to mount your receiver in a bench vise for routine maintenance, repairs, and assembly. Constructed from durable polymer that helps prevent marring, these blocks fit into the magazine housing from either the top or bottom to stabilize the receiver and reduce the risk of distortion or damage. Finished in black, this two-piece set is a practical addition to any gunsmithing bench.Product Highlights Two-piece vise block set stabilizes AR-15 upper and lower receivers for safe maintenance and builds Durable polymer construction helps protect finishes and prevent distortion or damage Fits into the magazine housing from the top or bottom for quick, secure positioning Ideal for cleaning, service, and assembly tasks on AR-15 platforms Black finish with lightweight, easy-to-use design Specs Product Type: AR-15 Upper/Lower Receiver Vise Block Set Compatibility: AR-15 Pieces Included: 2 Material: Polymer Color/Finish: Black Fitment: Inserts into magazine housing (top or bottom) UPC: 811261029309 Manufacturer Part Number: TL021 Brand: TacFire 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.