Vertical-Mounted Masts

Specifications: Standard Duty Masts

Model 5-20 6-27 7-34 8-30
Payload capacity 70lb/32kg 40lb/18kg 40lb/18kg 100lb/45kg
Extended height 20ft/6.1m 26ft 10"/8.2m 33ft 10"/10.3m 29ft 10"/9.1m
Nested height 5ft 4"/1.6m 6ft/1.8m 7ft/2.1m 8ft/2.4m
Approx. mast weight 45lb/21kg 54lb/25kg 67lb/31kg 64lb/29kg
Number of sections 6 7 7 5
Tube diameter 5-2.5"/127-64mm 5-2"/127-51mm 5-2"/127-51mm 5-3"/127-76mm
Collar type Non-Locking Non-Locking Non-Locking Non-Locking
Max. operating pressure 20PSIG (1.4 bar) 20PSIG (1.4 bar) 20PSIG (1.4 bar) 20PSIG (1.4 bar)
Installation Dimensions "A" min. 47.5in/1207mm 54.12in/1375mm 66.12in/1679mm 75.5in/1918mm
Installation Dimensions "A" max. 51.5in/1308mm 58in/1473mm 70in/1778mm 87.75in/2229mm
Installation Dimensions "B" min. 43.75in/1111mm 50.38in/1280mm 62.38in/1584mm 73.56in/1868mm
Installation Dimensions "B" max. 50in/1270mm 56.62in/1438mm 68.62in/1743mm 86in/2184mm

Dimensions provided in catalog or on willburt.com are for reference only and are not intended for vehicle design purposes.
Specifications subject to change without notice.

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