Telestick boom extension has a quick change feature to efficiently switch attachments and is for use on the Gradall Industries Series 3 Telestick boom extension has a quick change feature to efficiently switch attachments and is for use on the Gradall Industries Series 3 wheeled excavators. Extension can increase the reach and range to as much as 50 feet, 2 inches on the largest models. New design incorporates adjustable rod eyes on the dead link and adjusting capabilities to provide proper contact of the stroke limiters. Attachment can be installed in less than 30 minutes using the standard boom-end bucket adaptor and two pins. Gradall’s high pressure, load-sensing hydraulics system powers the boom movements of the Telestick and boom-end attachments, using the optional auxiliary hydraulics quick-connect system.