Specifications:
Main Material: Steel
Type: 1#(hollow style for adult), 2# (solid style for adult ), 3#(spring style for adult ), 4#(quality spring style for adult), 5#(hollow style for kids (optional)
Dia: 450mm(1-4#), 350mm(5#)
Package Size: 450*450*80mm/17.72*17.72*3.15in(1-4#)
                      350*350*80mm/13.78*13.78*3.15in(5#)
Package Weight: 2000g/4.41lb(1#), 5000g/11.02lb(2#), 5200g/11.46lb(3#, 4#), 1400g/3.09lb(5#)

Packing List:
for adults set:
1*Basketball Hoop
1*basketball net        
4*expansion screws        
4*screws
1*air needle          
1*pair of wrist guard          
1*pair of ankle guard

for kids:
1*Basketball Hoop