ITEM: B-5 Q''TY/CTN: 4 PCS W.G. 20.0KGS N.W. 18.0KGS MEAS. 110X29X48 WHEEL: 8PCSX4.5" Q''TY: 1780pcs/40''HQ 1) Wheel size: 8 x 4.5" 2) Adjusting seat 3) Wheel size: 5.5", 6", 7" available mini order: 300 pcs