Innovative chain retention hook locks tool onto cassette, ensuring full chain wrap and eliminating slippageFeatures a 3/8` square drive for use with torque wrenches, ergonomic TPR rubber grip, and increased handle thicknessCompatible with all multi-gear cassettes including 13-Speed. Chain retention hook fits cogs up to 18 teethTool geometry offers maximum effective leverage and compact 290mm lengthIntegrated fixed gear lockring wrench optimized for 41-42mm OD lockringsChain WhipYellow/Black6451311UPC/EAN/GTIN: 790983298890