OTC's Cam/Crank Locking Tool is designed to lock Harley-Davidson cam and crank sprockets together to allow removal, replacement and proper torqueing of the cam sprocket bolts. Double ended design fits 1999 and up Twin Cam 88/B & 2006 and up Dyna. Duplicates function of HD-42314 and HD-47941 - all in one handy tool. Durable materials ensure quality performance over the lifetime of the tool. Value is at the core of the OTC tool and equipment portfolio. For a simple repair or the most complex drivability concern, these award-winning tools universally solve problems faster, and at better value, than any other product line available. Whether it's a specialty tool or unique piece of service equipment, OTC provides top solutions to modern automotive service challenges while increasing technicians' productivity and shop profits.