Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set Black. A.T. Wrench with Complete Crowfoot Set is the ultimate kit for the in-home or professional gunsmith looking to build AR-15s and LR-308s with mil-spec or aftermarket components. The set includes the XL F.A.T. Wrench that adjusts from 10-150 ft-lbs. providing more than enough torque required to complete any AR-15/LR308 build function with precision and confidence. Whether youre attaching accessories assembling upper and lower receivers or performing routine maintenance you can be confident that the XL F.A.T. Wrench Crowfoot Set will deliver consistent and accurate torque every single time. At the core of the kit are 5 multi-function crowfoot wrenches that perform 12 different tasks thanks to their innovative dual-ended design. These professional-grade hardened steel wrenches are specifically crafted to stand up to the rigors of AR-15/LR308 assembly maintenance and modification; empowering you to tackle any AR building task. All the contents are neatly organized and secured in a premium latching hard case. Specifications for Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set: Manufacturer: Wheeler Engineering Color: Black Fabric/Material: Stainless Steel Gun Model: AR-15 Features of Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set Essential kit for diy gun builders and gunsmiths installing and maintaining mil-spec ar-15/lr308 components Ratcheting 1/2 torque wrench delivers 10-150 ft-lb torque range needed for high torque applications Professional-grade hardened steel crowfoot wrenches withstand extreme use and resist bending Premium latching hard case organizes and protects contents keeping them secure and protected during transport and storage Three versatile dual-ended crowfoot wrenches perform 8 functions Package Contents: Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set XL F.A.T. Wrench AR-15/AR-10/LR308 Mil-Spec Barrel Nut Crowfoot Wrench 5/8 3/4 Buffer Tube Muzzle Device Crowfoot Wrench Castle Nut Crowfoot Wrench Latching Hard-Sided Case What firearm models does the manufacturer say Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set is compatible with? The manufacturer says that Wheeler Engineering Delta Series XL FAT Wrench With Complete Crowfoot Set is compatible with AR-15Wheeler Engineering 1196191: Delta Series XL FAT Wrench With Complete Crowfoot Set Black