1970 American 4250

American 4250 Crawler Crane, Extensible Crawler Base to 13/10, 35-40 Ton, 471 Diesel Engine with PTo, Air Line Alcohol Dispenser High Speed Spur Boom Hoist, Auto Shutoff Boom Hoist, 40', 3 Sheave Basic Boom, Retractable HighA- FrameDrane Lagging for 2 Drums, Dual Swing Brake, Foot throttle type "K-L-N" (22500#) Controlled Load Lowering, Third Drum, R/s Cat Walk, 2 - 20' Center boom Sections 100' Total Height , Pair Pendents, Rud o matic Model 648 Tagline Winder, Revolving fairlead, Dirtgard,