Product Description Combination tool: the SR-18 Chain Whip/Sprocket Remover by ParkTool The combination chain whip/sprocket remover by Park Tool is made of heat-treated steel to prevent bending and twisting of the long, easy-to-grip lever. The chain tool is specially hardened so that the chain stays in its intended place. Specifications:Function:sprocket removalCompatibility:1/8" fixed gear sprocketsDrive Size:1" (25.4 mm), chain whipTechnical Information:Blade Material:steelHandle Material:steelFeatures:sprocket remover/chain whip for 1/8" fixie sprockets1" box end wrench (25.4 mm) fits Park Tool Freewheel/Cassette Lockring toolsplastic-coated handleManufacturer Number:SR-18.2 Contents:1 x ParkTool SR-18.2 chain whip Manufacturer: Park Tool Company 1185 Eagle Lake Rd Shoreview MN 55126 USA info@parktool.com Distributor: GROFA Action Sports GmbH Otto-Hahn-Straße 17 65520 Bad Camberg Germany info@grofa.com