jlg offers three brands of commercial telescopic handlers: jlg, skytrak and lull, which feature all-wheel steering, including two-wheel, four-wheel circle and four-wheel crab to meet various maneuverability requirements. lull telehandlers have a unique precision placement system called a traversing boom. jlg telehandlers have capacities from 5,500 to 17,000 pounds and heights up to 55 feet. the telehandlers come with a wide variety of attachments to assist with challenges on the job site. jlg telehandlers feature tier 4i and tier 4 final diesel engines, which meet the epa's tier 4 emission standards for nonroad diesel engines. these standards allow for a higher level of fuel efficiency and a reduced impact on the environment. jlg acquired skytrak and lull in 2003. the last lull branded telehandlers were offered in 2015 and are no longer made.