Construction Machinery: Mini Digger Airman

Model	Shoe dimensions	Maximum travel speed	Caterpillar track length on ground level	Clearance	Rear platform swing radius
AX40U-4	400 mm - 15.7 inch	4.5 km/h - 2.8 mile / h	2000 mm - 6.6 ft.	335 mm - 1.1 ft.	980 mm - 3.2 ft.
AX35U-4	300 mm - 11.8 inch	4.5 km/h - 2.8 mile / h	1650 mm - 5.4 ft.	290 mm - 0.95 ft.	870 mm - 2.9 ft.
AX30U-4	300 mm - 11.8 inch	4.5 km/h - 2.8 mile / h	1650 mm - 5.4 ft.	290 mm - 0.95 ft.	775 mm - 2.5 ft.
AX27U	300 mm - 11.8 inch	2.7 km/h - 1.7 mile / h	1970 mm - 6.5 ft.	320 mm - 1 ft.	775 mm - 2.5 ft.
AX22U-4	250 mm - 9.8 inch	2.6 km/h - 1.6 mile / h	1900 mm - 6.2 ft.	295 mm - 0.97 ft.	820 mm - 2.7 ft.
AX20U	250 mm - 9.8 inch	4.6 km/h - 2.9 mile / h	1450 mm - 4.8 ft.	295 mm - 0.97 ft.	675 mm - 2.2 ft.
AX17U-4	230 mm - 9.1 inch	2.4 km/h - 1.5 mile / h	1560 mm - 5.1 ft.	165 mm - 0.54 ft.	675 mm - 2.2 ft.
AX10U-4	180 mm - 7.1 inch	2 km/h - 1.2 mile / h	1370 mm - 4.5 ft.	130 mm - 0.43 ft.	520 mm - 1.7 ft.