Heavy Duty Industrial Casters 6 Inch Impact Resistant Iron Core Polyurethane Casters with Direction Lock Model Number:7-6T50SB6-436G Load Capacity:1250kg Installation height:191MM Rotation radius:121MM Wheel material:Iron Core polyurethane Bearing:Double ball bearing Top plate thickness:9.5mm Top plate size:184*140mm Installation aperture:14.2mm Hole spacing:156*105mm Customized support:OEM Type:Plate Casters Style:Rigid, SWIVEL, Swivel & Rigid Place of Origin:Guangdong, China We are a professional manufacturer of industrial caster wheels. We can produce different types of casters according to your requirements. For more product information, please contact us. Dongguan Carsun Caster Co.,Ltd Website:www.carsuncastor.com Email: sales@casterchina.cc Tel:(86-769)2688 2990 Cell:+86-18929102151 Skype:+86-18929102151 Wechat:18929102151 QQ: 2965741267