Boom Elevation
One double acting hydraulic cylinder with integral holding valve provides elevation from -3 degrees to 80 degrees.

Boom Nose
Five nylatron, permanently lubricated sheaves mounted on heavy duty tapered roller bearings with removable pin-type rope guards. Quick reeving type boom nose. Removable auxiliary boom nose with removable pin type rope guard.

Counterweight
8,500 lbs. (3856 kg) total consisting of (1) 5,500 lbs. (2495 kg) section and (1) 3,000 lbs. (1361 kg) section. Hydraulic installation/removal. Optional 9,500 lbs. (4309 kg) to be used in conjunction with standard counterweight to provide 12,500 lbs. (5670 kg) or 18,000 lbs. (8165 kg) total counterweight.

Hydraulic System
Four main gear pumps with a combined capacity of 160 GPM (730.5 lpm) Three individual valve banks. Return line type filter with full flow by-pass protection and service indicator. Replaceable cartridge with beta rating of 5/12/16. 170 gallons (643 L) reservoir. Remote mounted oil cooler with thermostatically controlled hydraulic motor driven fan.

*Folding Lattice Extension - 138 ft. (42 m) Boom
31 ft. - 56 ft. (9.4m - 17m) folding lattice swingaway extension offsettable at 1.5 degrees, 25 degrees or 45 degrees. Stows alongside base boom section. Maximum Tip Height: 172 ft. (52.4m).

*Optional Lattice Extension - 138 ft. (42 m) Boom
31 ft. (9.4m) lattice swingaway extension, offsettable at 1.5 degrees, 25 degrees or 45 degrees. Stows alongside boom section. Maximum Tip Height: 177 ft. (10.8 m).

Swing
Planetary swing with foot applied multi-disc wet brake. Spring applied, hydraulically released parking brake and plunger type, mechanical house lock operated from cab. Maximum speed: 2.0 RPM.

Cab
High visibility, all steel cab with acoustical lining and tinted safety glass throughout. Deluxe seat with armrest mounted hydraulic single axis controls. Dash panel incorporates gauges for all engine functions. Other standard features include: sliding side and rear windows, hot water heat, electric windshield wash/wipe, circulating air fan, sliding skylight with sunscreen and electric skylight wiper, fire extinguisher, cup holder.