Check the listing for details. Kastar 6529 Rocker Box Wrench Tool Harley Davidson. Condition: New. Listed at 55.95 USD. Kastar 6529 Rocker Box Wrench Tool Harley Davidson The Kastar 6529 Rocker Box Wrench is a ratcheting wrench that is used to install and remove Harley-Davidson Evolution motor rocker box covers. It has a reversible ratcheting action and a low profile design that allows it to fit into tight spaces between the engine and frame. The wrench is made in the USA and has a 3/16" Allen bit that is replaceable. Features Reversible ratcheting box wrench used on all Harley-Davidson Evolution motor rocker box covers Low profile allows clearance between the frame and engine Long handle for increased reach Ergonomic rubber grip will not scratch Made in USA Specifications Type: Reversible Overall Length: 9-3/4 Inch Finish: Chrome Plated Drive Size: 1/4 Inch Allen Bit Size: 3/16 Inch Number of Points: 12 Grip Material: Ergonomic Rubber UPC 777690652986