extra heavy duty caster

extra heavy duty caster
1) EN12350 Standard
2) ISO9001& 6SIGMA quality control
3) 10-15 days sample lead time
extra heavy duty caster
1) Wheel material: PU, Nylon, PA, PP, Elastic Rubber, Thermoplastic rubber,SR,ER.GR.cast iron available
2) wheel diameter:1-1/2''-4''
3) wheel thickness:1''-2''
4) Loading capacity:50lbs-300lbs
5) Installation Height:2.5''-6.5''
6) Hole spacing: 1-3/4x2-7/8''
7) Screw specifications: bolt, zinc plated
8) Bearing: roller
9) High quality, competitive price, best service, quick delivery time
10) Certification: ISO9001, ISO14001, 5S, 6SIGMA
11) Detailed specification, pls contact us
12) The photos just only show customer that we can do