Product DescriptionThe Birchwood Casey AR-15 Upper Receiver Vise Block is a purpose-built gunsmithing aid that makes assembly, maintenance, and barrel installation easier on AR-15 platforms. Constructed of a solvent?'resistant, non?'marring polymer with a soft jaw design, it clamps securely in any bench vise and attaches to standard AR-15 upper receivers using included snap pins. With the receiver held firmly, users can clean, assemble, and torque the barrel to the receiver without scratching or damaging critical surfaces.Product HighlightsNon?'marring, solvent?'resistant polymer body protects your upper receiverSoft jaw design clamps securely in any bench vise for convenient accessIncludes snap pins for secure engagement with standard AR?'15 uppersEnables safe barrel installation and torquing to the receiverPrecision?'molded design for reliable fit on AR?'15 platform receiversSpecsCompatibility: Standard AR?'15 upper receiversMaterial: Polymer (solvent?'resistant, non?'marring)Color: GrayIncluded: Vise block and snap pinsUPC: 888151039014Manufacturer Part Number: UPPRVISE-BLOCKBrand: Birchwood CaseyShipping Weight (approx.): 0.600 lbDisclaimer: 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.