Product DescriptionThe Noveske NSR Barrel Nut Wrench is a purpose-built wrench adaptor designed for NSR handguard installation. Made from durable 3/8 inch steel construction and finished with zinc phosphate for added surface protection, this tool is built to handle demanding armorer and gunsmithing tasks. It is designed to work with Noveske Gen1 and Gen3 N4 barrel nuts and accepts either a 3/8 inch or 1/2 inch breaker bar or socket wrench for versatile shop use.Product Highlights Designed specifically for Noveske NSR handguard installation and N4 barrel nut service Compatible with Gen1 and Gen3 N4 barrel nuts for dependable fit and function Constructed from 3/8 inch steel for strength and durability during installation tasks Zinc phosphate finish helps protect the tool surface during repeated shop use Accepts 3/8 inch or 1/2 inch breaker bars and socket wrenches for flexible operation Specs Product Type: Barrel Nut Wrench Adaptor Compatibility: Noveske NSR handguard installation, Gen1 and Gen3 N4 barrel nuts Wrench Size: 1-1/16 inch Construction: 3/8 inch steel Finish: Zinc Phosphate Tool Drive Compatibility: Accepts 3/8 inch or 1/2 inch breaker bar/socket wrench Brand: Noveske MPN: 06000055 UPC: 840906100950 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.